diff options
Diffstat (limited to 'arch/mips')
30 files changed, 115 insertions, 522 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 9eb7eaa355b..ae9c716c46b 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -38,8 +38,10 @@ config MIPS select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT + select CLONE_BACKWARDS menu "Machine selection" @@ -171,7 +173,7 @@ config MACH_DECSTATION select SYS_HAS_CPU_R3000 select SYS_HAS_CPU_R4X00 select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_LITTLE_ENDIAN select SYS_SUPPORTS_128HZ select SYS_SUPPORTS_256HZ @@ -207,7 +209,7 @@ config MACH_JAZZ select ISA select SYS_HAS_CPU_R4X00 select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_100HZ help This a family of machines based on the MIPS R4030 chipset which was @@ -389,7 +391,6 @@ config NXP_STB225 config PMC_MSP bool "PMC-Sierra MSP chipsets" - depends on EXPERIMENTAL select CEVT_R4K select CSRC_R4K select DMA_NONCOHERENT @@ -504,8 +505,7 @@ config SGI_IP27 here. config SGI_IP28 - bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" - depends on EXPERIMENTAL + bool "SGI IP28 (Indigo2 R10k)" select FW_ARC select FW_ARC64 select BOOT_ELF64 @@ -563,7 +563,6 @@ config SGI_IP32 config SIBYTE_CRHINE bool "Sibyte BCM91120C-CRhine" - depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_BCM1120 @@ -574,7 +573,6 @@ config SIBYTE_CRHINE config SIBYTE_CARMEL bool "Sibyte BCM91120x-Carmel" - depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_BCM1120 @@ -585,7 +583,6 @@ config SIBYTE_CARMEL config SIBYTE_CRHONE bool "Sibyte BCM91125C-CRhone" - depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_BCM1125 @@ -597,7 +594,6 @@ config SIBYTE_CRHONE config SIBYTE_RHONE bool "Sibyte BCM91125E-Rhone" - depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_BCM1125H @@ -622,7 +618,6 @@ config SIBYTE_SWARM config SIBYTE_LITTLESUR bool "Sibyte BCM91250C2-LittleSur" - depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select HAVE_PATA_PLATFORM @@ -636,7 +631,6 @@ config SIBYTE_LITTLESUR config SIBYTE_SENTOSA bool "Sibyte BCM91250E-Sentosa" - depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select NR_CPUS_DEFAULT_2 @@ -685,7 +679,7 @@ config SNI_RM select R5000_CPU_SCACHE select SYS_HAS_EARLY_PRINTK select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_HIGHMEM select SYS_SUPPORTS_LITTLE_ENDIAN @@ -789,7 +783,6 @@ config CAVIUM_OCTEON_REFERENCE_BOARD config NLM_XLR_BOARD bool "Netlogic XLR/XLS based systems" - depends on EXPERIMENTAL select BOOT_ELF32 select NLM_COMMON select SYS_HAS_CPU_XLR @@ -818,7 +811,6 @@ config NLM_XLR_BOARD config NLM_XLP_BOARD bool "Netlogic XLP based systems" - depends on EXPERIMENTAL select BOOT_ELF32 select NLM_COMMON select SYS_HAS_CPU_XLP @@ -1375,7 +1367,6 @@ config CPU_R5500 config CPU_R6000 bool "R6000" - depends on EXPERIMENTAL depends on SYS_HAS_CPU_R6000 select CPU_SUPPORTS_32BIT_KERNEL help @@ -1393,7 +1384,6 @@ config CPU_NEVADA config CPU_R8000 bool "R8000" - depends on EXPERIMENTAL depends on SYS_HAS_CPU_R8000 select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL @@ -1768,7 +1758,7 @@ config PAGE_SIZE_4KB config PAGE_SIZE_8KB bool "8kB" - depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON + depends on CPU_R8000 || CPU_CAVIUM_OCTEON help Using 8kB page size will result in higher performance kernel at the price of higher memory consumption. This option is available @@ -1795,7 +1785,7 @@ config PAGE_SIZE_32KB config PAGE_SIZE_64KB bool "64kB" - depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX + depends on !CPU_R3000 && !CPU_TX39XX help Using 64kB page size will result in higher performance kernel at the price of higher memory consumption. This option is available on @@ -2311,8 +2301,7 @@ config HZ source "kernel/Kconfig.preempt" config KEXEC - bool "Kexec system call (EXPERIMENTAL)" - depends on EXPERIMENTAL + bool "Kexec system call" help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c index 41dd0088497..02f24447520 100644 --- a/arch/mips/cavium-octeon/dma-octeon.c +++ b/arch/mips/cavium-octeon/dma-octeon.c @@ -317,7 +317,8 @@ void __init plat_swiotlb_setup(void) octeon_swiotlb = alloc_bootmem_low_pages(swiotlbsize); - swiotlb_init_with_tbl(octeon_swiotlb, swiotlb_nslabs, 1); + if (swiotlb_init_with_tbl(octeon_swiotlb, swiotlb_nslabs, 1) == -ENOMEM) + panic("Cannot allocate SWIOTLB buffer"); mips_dma_map_ops = &octeon_linear_dma_map_ops.dma_map_ops; } diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-util.c b/arch/mips/cavium-octeon/executive/cvmx-helper-util.c index b72d9fbf97a..65d2bc9a0bd 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper-util.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper-util.c @@ -175,7 +175,7 @@ int cvmx_helper_dump_packet(cvmx_wqe_t *work) * Packets will begin slowly dropping when there are less than * this many packet buffers free in FPA 0. * @drop_thresh: - * All incomming packets will be dropped when there are less + * All incoming packets will be dropped when there are less * than this many free packet buffers in FPA 0. * Returns Zero on success. Negative on failure */ @@ -210,7 +210,7 @@ int cvmx_helper_setup_red_queue(int queue, int pass_thresh, int drop_thresh) * Packets will begin slowly dropping when there are less than * this many packet buffers free in FPA 0. * @drop_thresh: - * All incomming packets will be dropped when there are less + * All incoming packets will be dropped when there are less * than this many free packet buffers in FPA 0. * Returns Zero on success. Negative on failure */ diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h index 988477e492b..c4bd54a7f5c 100644 --- a/arch/mips/include/asm/compat.h +++ b/arch/mips/include/asm/compat.h @@ -288,6 +288,14 @@ struct compat_shmid64_ds { compat_ulong_t __unused2; }; +/* MIPS has unusual order of fields in stack_t */ +typedef struct compat_sigaltstack { + compat_uptr_t ss_sp; + compat_size_t ss_size; + int ss_flags; +} compat_stack_t; +#define compat_sigaltstack compat_sigaltstack + static inline int is_compat_task(void) { return test_thread_flag(TIF_32BIT_ADDR); diff --git a/arch/mips/include/asm/octeon/cvmx-helper-util.h b/arch/mips/include/asm/octeon/cvmx-helper-util.h index e217aba1f52..f446f212bbd 100644 --- a/arch/mips/include/asm/octeon/cvmx-helper-util.h +++ b/arch/mips/include/asm/octeon/cvmx-helper-util.h @@ -60,7 +60,7 @@ extern int cvmx_helper_dump_packet(cvmx_wqe_t *work); * Packets will begin slowly dropping when there are less than * this many packet buffers free in FPA 0. * @drop_thresh: - * All incomming packets will be dropped when there are less + * All incoming packets will be dropped when there are less * than this many free packet buffers in FPA 0. * Returns Zero on success. Negative on failure */ @@ -74,7 +74,7 @@ extern int cvmx_helper_setup_red_queue(int queue, int pass_thresh, * Packets will begin slowly dropping when there are less than * this many packet buffers free in FPA 0. * @drop_thresh: - * All incomming packets will be dropped when there are less + * All incoming packets will be dropped when there are less * than this many free packet buffers in FPA 0. * Returns Zero on success. Negative on failure */ diff --git a/arch/mips/include/asm/signal.h b/arch/mips/include/asm/signal.h index cf4a08062d1..197f6367c20 100644 --- a/arch/mips/include/asm/signal.h +++ b/arch/mips/include/asm/signal.h @@ -21,4 +21,6 @@ #include <asm/sigcontext.h> #include <asm/siginfo.h> +#define __ARCH_HAS_ODD_SIGACTION + #endif /* _ASM_SIGNAL_H */ diff --git a/arch/mips/include/asm/sim.h b/arch/mips/include/asm/sim.h index 0cd719fabb5..91831800c48 100644 --- a/arch/mips/include/asm/sim.h +++ b/arch/mips/include/asm/sim.h @@ -20,10 +20,10 @@ #define save_static_function(symbol) \ __asm__( \ ".text\n\t" \ - ".globl\t" #symbol "\n\t" \ + ".globl\t__" #symbol "\n\t" \ ".align\t2\n\t" \ - ".type\t" #symbol ", @function\n\t" \ - ".ent\t" #symbol ", 0\n" \ + ".type\t__" #symbol ", @function\n\t" \ + ".ent\t__" #symbol ", 0\n__" \ #symbol":\n\t" \ ".frame\t$29, 0, $31\n\t" \ "sw\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t" \ @@ -35,9 +35,9 @@ __asm__( \ "sw\t$22,"__str(PT_R22)"($29)\n\t" \ "sw\t$23,"__str(PT_R23)"($29)\n\t" \ "sw\t$30,"__str(PT_R30)"($29)\n\t" \ - "j\t_" #symbol "\n\t" \ - ".end\t" #symbol "\n\t" \ - ".size\t" #symbol",. - " #symbol) + "j\t" #symbol "\n\t" \ + ".end\t__" #symbol "\n\t" \ + ".size\t__" #symbol",. - __" #symbol) #define nabi_no_regargs @@ -48,10 +48,10 @@ __asm__( \ #define save_static_function(symbol) \ __asm__( \ ".text\n\t" \ - ".globl\t" #symbol "\n\t" \ + ".globl\t__" #symbol "\n\t" \ ".align\t2\n\t" \ - ".type\t" #symbol ", @function\n\t" \ - ".ent\t" #symbol ", 0\n" \ + ".type\t__" #symbol ", @function\n\t" \ + ".ent\t__" #symbol ", 0\n__" \ #symbol":\n\t" \ ".frame\t$29, 0, $31\n\t" \ "sd\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t" \ @@ -63,9 +63,9 @@ __asm__( \ "sd\t$22,"__str(PT_R22)"($29)\n\t" \ "sd\t$23,"__str(PT_R23)"($29)\n\t" \ "sd\t$30,"__str(PT_R30)"($29)\n\t" \ - "j\t_" #symbol "\n\t" \ - ".end\t" #symbol "\n\t" \ - ".size\t" #symbol",. - " #symbol) + "j\t" #symbol "\n\t" \ + ".end\t__" #symbol "\n\t" \ + ".size\t__" #symbol",. - __" #symbol) #define nabi_no_regargs \ unsigned long __dummy0, \ diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h index 9e47cc11aa2..64f661e3287 100644 --- a/arch/mips/include/asm/unistd.h +++ b/arch/mips/include/asm/unistd.h @@ -35,7 +35,6 @@ #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK -#define __ARCH_WANT_SYS_RT_SIGACTION # ifdef CONFIG_32BIT # define __ARCH_WANT_STAT64 # define __ARCH_WANT_SYS_TIME @@ -43,6 +42,8 @@ # ifdef CONFIG_MIPS32_O32 # define __ARCH_WANT_COMPAT_SYS_TIME # endif +#define __ARCH_WANT_SYS_FORK +#define __ARCH_WANT_SYS_CLONE /* whitelists for checksyscalls */ #define __IGNORE_select diff --git a/arch/mips/include/uapi/asm/signal.h b/arch/mips/include/uapi/asm/signal.h index e66e3984b1d..d6b18b4d0f3 100644 --- a/arch/mips/include/uapi/asm/signal.h +++ b/arch/mips/include/uapi/asm/signal.h @@ -96,15 +96,13 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */ #include <asm-generic/signal-defs.h> +#ifndef __KERNEL__ struct sigaction { unsigned int sa_flags; __sighandler_t sa_handler; sigset_t sa_mask; }; - -struct k_sigaction { - struct sigaction sa; -}; +#endif /* IRIX compatible stack_t */ typedef struct sigaltstack { diff --git a/arch/mips/jazz/Kconfig b/arch/mips/jazz/Kconfig index 1f372b0d255..fb1e072da30 100644 --- a/arch/mips/jazz/Kconfig +++ b/arch/mips/jazz/Kconfig @@ -1,6 +1,6 @@ config ACER_PICA_61 - bool "Support for Acer PICA 1 chipset (EXPERIMENTAL)" - depends on MACH_JAZZ && EXPERIMENTAL + bool "Support for Acer PICA 1 chipset" + depends on MACH_JAZZ select DMA_NONCOHERENT select SYS_SUPPORTS_LITTLE_ENDIAN help @@ -13,7 +13,7 @@ config MIPS_MAGNUM_4000 bool "Support for MIPS Magnum 4000" depends on MACH_JAZZ select DMA_NONCOHERENT - select SYS_SUPPORTS_BIG_ENDIAN if EXPERIMENTAL + select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_LITTLE_ENDIAN help This is a machine with a R4000 100 MHz CPU. To compile a Linux diff --git a/arch/mips/kernel/kprobes.c b/arch/mips/kernel/kprobes.c index a14be5fa5ec..12bc4ebdf55 100644 --- a/arch/mips/kernel/kprobes.c +++ b/arch/mips/kernel/kprobes.c @@ -598,7 +598,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, { struct kretprobe_instance *ri = NULL; struct hlist_head *head, empty_rp; - struct hlist_node *node, *tmp; + struct hlist_node *tmp; unsigned long flags, orig_ret_address = 0; unsigned long trampoline_address = (unsigned long)kretprobe_trampoline; @@ -618,7 +618,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, * real return address, and all the rest will point to * kretprobe_trampoline */ - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { + hlist_for_each_entry_safe(ri, tmp, head, hlist) { if (ri->task != current) /* another task is sharing our hash bucket */ continue; @@ -645,7 +645,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, kretprobe_hash_unlock(current, &flags); preempt_enable_no_resched(); - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) { hlist_del(&ri->hlist); kfree(ri); } diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 16bf4a5d3d1..8eeee1c860c 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -119,22 +119,6 @@ SYSCALL_DEFINE6(32_pwrite, unsigned int, fd, const char __user *, buf, return sys_pwrite64(fd, buf, count, merge_64(a4, a5)); } -SYSCALL_DEFINE2(32_sched_rr_get_interval, compat_pid_t, pid, - struct compat_timespec __user *, interval) -{ - struct timespec t; - int ret; - mm_segment_t old_fs = get_fs(); - - set_fs(KERNEL_DS); - ret = sys_sched_rr_get_interval(pid, (struct timespec __user *)&t); - set_fs(old_fs); - if (put_user (t.tv_sec, &interval->tv_sec) || - __put_user(t.tv_nsec, &interval->tv_nsec)) - return -EFAULT; - return ret; -} - #ifdef CONFIG_SYSVIPC SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third, @@ -295,27 +279,6 @@ asmlinkage long sys32_fallocate(int fd, int mode, unsigned offset_a2, merge_64(len_a4, len_a5)); } -save_static_function(sys32_clone); -static int noinline __used -_sys32_clone(nabi_no_regargs struct pt_regs regs) -{ - unsigned long clone_flags; - unsigned long newsp; - int __user *parent_tidptr, *child_tidptr; - - clone_flags = regs.regs[4]; - newsp = regs.regs[5]; - if (!newsp) - newsp = regs.regs[29]; - parent_tidptr = (int __user *) regs.regs[6]; - - /* Use __dummy4 instead of getting it off the stack, so that - syscall() works. */ - child_tidptr = (int __user *) __dummy4; - return do_fork(clone_flags, newsp, 0, - parent_tidptr, child_tidptr); -} - asmlinkage long sys32_lookup_dcookie(u32 a0, u32 a1, char __user *buf, size_t len) { @@ -328,10 +291,3 @@ SYSCALL_DEFINE6(32_fanotify_mark, int, fanotify_fd, unsigned int, flags, return sys_fanotify_mark(fanotify_fd, flags, merge_64(a3, a4), dfd, pathname); } - -SYSCALL_DEFINE6(32_futex, u32 __user *, uaddr, int, op, u32, val, - struct compat_timespec __user *, utime, u32 __user *, uaddr2, - u32, val3) -{ - return compat_sys_futex(uaddr, op, val, utime, uaddr2, val3); -} diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index 902e7803fcf..3be4405c2d1 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -156,7 +156,8 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, *childregs = *regs; childregs->regs[7] = 0; /* Clear error flag */ childregs->regs[2] = 0; /* Child gets zero as return value */ - childregs->regs[29] = usp; + if (usp) + childregs->regs[29] = usp; ti->addr_limit = USER_DS; p->thread.reg29 = (unsigned long) childregs; diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c index ce72bfff5e2..93c070b41b0 100644 --- a/arch/mips/kernel/rtlx.c +++ b/arch/mips/kernel/rtlx.c @@ -399,11 +399,9 @@ static int file_release(struct inode *inode, struct file *filp) static unsigned int file_poll(struct file *file, poll_table * wait) { - int minor; + int minor = iminor(file_inode(file)); unsigned int mask = 0; - minor = iminor(file->f_path.dentry->d_inode); - poll_wait(file, &channel_wqs[minor].rt_queue, wait); poll_wait(file, &channel_wqs[minor].lx_queue, wait); @@ -424,7 +422,7 @@ static unsigned int file_poll(struct file *file, poll_table * wait) static ssize_t file_read(struct file *file, char __user * buffer, size_t count, loff_t * ppos) { - int minor = iminor(file->f_path.dentry->d_inode); + int minor = iminor(file_inode(file)); /* data available? */ if (!rtlx_read_poll(minor, (file->f_flags & O_NONBLOCK) ? 0 : 1)) { @@ -437,11 +435,8 @@ static ssize_t file_read(struct file *file, char __user * buffer, size_t count, static ssize_t file_write(struct file *file, const char __user * buffer, size_t count, loff_t * ppos) { - int minor; - struct rtlx_channel *rt; - - minor = iminor(file->f_path.dentry->d_inode); - rt = &rtlx->channel[minor]; + int minor = iminor(file_inode(file)); + struct rtlx_channel *rt = &rtlx->channel[minor]; /* any space left... */ if (!rtlx_write_poll(minor)) { diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 988bc06ff96..9ea29649fc2 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -226,7 +226,7 @@ einval: li v0, -ENOSYS .macro syscalltable sys sys_syscall 8 /* 4000 */ sys sys_exit 1 - sys sys_fork 0 + sys __sys_fork 0 sys sys_read 3 sys sys_write 3 sys sys_open 3 /* 4005 */ @@ -344,7 +344,7 @@ einval: li v0, -ENOSYS sys sys_ipc 6 sys sys_fsync 1 sys sys_sigreturn 0 - sys sys_clone 0 /* 4120 */ + sys __sys_clone 6 /* 4120 */ sys sys_setdomainname 2 sys sys_newuname 1 sys sys_ni_syscall 0 /* sys_modify_ldt */ diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index 4c356b0093c..36cfd4060e1 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -170,8 +170,8 @@ sys_call_table: PTR sys_socketpair PTR sys_setsockopt PTR sys_getsockopt - PTR sys_clone /* 5055 */ - PTR sys_fork + PTR __sys_clone /* 5055 */ + PTR __sys_fork PTR sys_execve PTR sys_exit PTR sys_wait4 diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 30ef88b989a..693d60b0855 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -117,8 +117,8 @@ EXPORT(sysn32_call_table) PTR sys_mprotect /* 6010 */ PTR sys_munmap PTR sys_brk - PTR sys_32_rt_sigaction - PTR sys_32_rt_sigprocmask + PTR compat_sys_rt_sigaction + PTR compat_sys_rt_sigprocmask PTR compat_sys_ioctl /* 6015 */ PTR sys_pread64 PTR sys_pwrite64 @@ -159,8 +159,8 @@ EXPORT(sysn32_call_table) PTR sys_socketpair PTR compat_sys_setsockopt PTR sys_getsockopt - PTR sys_clone /* 6055 */ - PTR sys_fork + PTR __sys_clone /* 6055 */ + PTR __sys_fork PTR compat_sys_execve PTR sys_exit PTR compat_sys_wait4 @@ -229,11 +229,11 @@ EXPORT(sysn32_call_table) PTR sys_getsid PTR sys_capget PTR sys_capset - PTR sys_32_rt_sigpending /* 6125 */ + PTR compat_sys_rt_sigpending /* 6125 */ PTR compat_sys_rt_sigtimedwait - PTR sys_32_rt_sigqueueinfo - PTR sysn32_rt_sigsuspend - PTR sys32_sigaltstack + PTR compat_sys_rt_sigqueueinfo + PTR compat_sys_rt_sigsuspend + PTR compat_sys_sigaltstack PTR compat_sys_utime /* 6130 */ PTR sys_mknod PTR sys_32_personality @@ -249,7 +249,7 @@ EXPORT(sysn32_call_table) PTR sys_sched_getscheduler PTR sys_sched_get_priority_max PTR sys_sched_get_priority_min - PTR sys_32_sched_rr_get_interval /* 6145 */ + PTR compat_sys_sched_rr_get_interval /* 6145 */ PTR sys_mlock PTR sys_munlock PTR sys_mlockall @@ -298,7 +298,7 @@ EXPORT(sysn32_call_table) PTR sys_fremovexattr PTR sys_tkill PTR sys_ni_syscall - PTR sys_32_futex + PTR compat_sys_futex PTR compat_sys_sched_setaffinity /* 6195 */ PTR compat_sys_sched_getaffinity PTR sys_cacheflush diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 42e789562db..402d7469e1a 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -194,7 +194,7 @@ einval: li v0, -ENOSYS sys_call_table: PTR sys32_syscall /* 4000 */ PTR sys_exit - PTR sys_fork + PTR __sys_fork PTR sys_read PTR sys_write PTR compat_sys_open /* 4005 */ @@ -312,7 +312,7 @@ sys_call_table: PTR sys_32_ipc PTR sys_fsync PTR sys32_sigreturn - PTR sys32_clone /* 4120 */ + PTR __sys_clone /* 4120 */ PTR sys_setdomainname PTR sys_newuname PTR sys_ni_syscall /* sys_modify_ldt */ @@ -357,7 +357,7 @@ sys_call_table: PTR sys_sched_yield PTR sys_sched_get_priority_max PTR sys_sched_get_priority_min - PTR sys_32_sched_rr_get_interval /* 4165 */ + PTR compat_sys_sched_rr_get_interval /* 4165 */ PTR compat_sys_nanosleep PTR sys_mremap PTR sys_accept @@ -386,19 +386,19 @@ sys_call_table: PTR sys_getresgid PTR sys_prctl PTR sys32_rt_sigreturn - PTR sys_32_rt_sigaction - PTR sys_32_rt_sigprocmask /* 4195 */ - PTR sys_32_rt_sigpending + PTR compat_sys_rt_sigaction + PTR compat_sys_rt_sigprocmask /* 4195 */ + PTR compat_sys_rt_sigpending PTR compat_sys_rt_sigtimedwait - PTR sys_32_rt_sigqueueinfo - PTR sys32_rt_sigsuspend + PTR compat_sys_rt_sigqueueinfo + PTR compat_sys_rt_sigsuspend PTR sys_32_pread /* 4200 */ PTR sys_32_pwrite PTR sys_chown PTR sys_getcwd PTR sys_capget PTR sys_capset /* 4205 */ - PTR sys32_sigaltstack + PTR compat_sys_sigaltstack PTR sys_32_sendfile PTR sys_ni_syscall PTR sys_ni_syscall @@ -430,7 +430,7 @@ sys_call_table: PTR sys_fremovexattr /* 4235 */ PTR sys_tkill PTR sys_sendfile64 - PTR sys_32_futex + PTR compat_sys_futex PTR compat_sys_sched_setaffinity PTR compat_sys_sched_getaffinity /* 4240 */ PTR compat_sys_io_setup @@ -470,7 +470,7 @@ sys_call_table: PTR compat_sys_mq_notify /* 4275 */ PTR compat_sys_mq_getsetattr PTR sys_ni_syscall /* sys_vserver */ - PTR sys_32_waitid + PTR compat_sys_waitid PTR sys_ni_syscall /* available, was setaltroot */ PTR sys_add_key /* 4280 */ PTR sys_request_key diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c index 0f57e06b7fd..b5e88fd8327 100644 --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -247,35 +247,12 @@ void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, */ #ifdef CONFIG_TRAD_SIGNALS -asmlinkage int sys_sigsuspend(nabi_no_regargs struct pt_regs regs) +SYSCALL_DEFINE1(sigsuspend, sigset_t __user *, uset) { - sigset_t newset; - sigset_t __user *uset; - - uset = (sigset_t __user *) regs.regs[4]; - if (copy_from_user(&newset, uset, sizeof(sigset_t))) - return -EFAULT; - return sigsuspend(&newset); + return sys_rt_sigsuspend(uset, sizeof(sigset_t)); } #endif -asmlinkage int sys_rt_sigsuspend(nabi_no_regargs struct pt_regs regs) -{ - sigset_t newset; - sigset_t __user *unewset; - size_t sigsetsize; - - /* XXX Don't preclude handling different sized sigset_t's. */ - sigsetsize = regs.regs[5]; - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - unewset = (sigset_t __user *) regs.regs[4]; - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - return sigsuspend(&newset); -} - #ifdef CONFIG_TRAD_SIGNALS SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act, struct sigaction __user *, oact) @@ -317,15 +294,6 @@ SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act, } #endif -asmlinkage int sys_sigaltstack(nabi_no_regargs struct pt_regs regs) -{ - const stack_t __user *uss = (const stack_t __user *) regs.regs[4]; - stack_t __user *uoss = (stack_t __user *) regs.regs[5]; - unsigned long usp = regs.regs[29]; - - return do_sigaltstack(uss, uoss, usp); -} - #ifdef CONFIG_TRAD_SIGNALS asmlinkage void sys_sigreturn(nabi_no_regargs struct pt_regs regs) { @@ -382,9 +350,8 @@ asmlinkage void sys_rt_sigreturn(nabi_no_regargs struct pt_regs regs) else if (sig) force_sig(sig, current); - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - do_sigaltstack(&frame->rs_uc.uc_stack, NULL, regs.regs[29]); + if (restore_altstack(&frame->rs_uc.uc_stack)) + goto badframe; /* * Don't let your children do this ... @@ -461,12 +428,7 @@ static int setup_rt_frame(void *sig_return, struct k_sigaction *ka, /* Create the ucontext. */ err |= __put_user(0, &frame->rs_uc.uc_flags); err |= __put_user(NULL, &frame->rs_uc.uc_link); - err |= __put_user((void __user *)current->sas_ss_sp, - &frame->rs_uc.uc_stack.ss_sp); - err |= __put_user(sas_ss_flags(regs->regs[29]), - &frame->rs_uc.uc_stack.ss_flags); - err |= __put_user(current->sas_ss_size, - &frame->rs_uc.uc_stack.ss_size); + err |= __save_altstack(&frame->rs_uc.uc_stack, regs->regs[29]); err |= setup_sigcontext(regs, &frame->rs_uc.uc_mcontext); err |= __copy_to_user(&frame->rs_uc.uc_sigmask, set, sizeof(*set)); diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c index cae0b0e42a5..57de8b75162 100644 --- a/arch/mips/kernel/signal32.c +++ b/arch/mips/kernel/signal32.c @@ -55,23 +55,10 @@ extern asmlinkage int fpu_emulator_restore_context32(struct sigcontext32 __user typedef unsigned int __sighandler32_t; typedef void (*vfptr_t)(void); -struct sigaction32 { - unsigned int sa_flags; - __sighandler32_t sa_handler; - compat_sigset_t sa_mask; -}; - -/* IRIX compatible stack_t */ -typedef struct sigaltstack32 { - s32 ss_sp; - compat_size_t ss_size; - int ss_flags; -} stack32_t; - struct ucontext32 { u32 uc_flags; s32 uc_link; - stack32_t uc_stack; + compat_stack_t uc_stack; struct sigcontext32 uc_mcontext; compat_sigset_t uc_sigmask; /* mask last for extensibility */ }; @@ -280,36 +267,13 @@ static inline int get_sigset(sigset_t *kbuf, const compat_sigset_t __user *ubuf) * Atomically swap in the new signal mask, and wait for a signal. */ -asmlinkage int sys32_sigsuspend(nabi_no_regargs struct pt_regs regs) +asmlinkage int sys32_sigsuspend(compat_sigset_t __user *uset) { - compat_sigset_t __user *uset; - sigset_t newset; - - uset = (compat_sigset_t __user *) regs.regs[4]; - if (get_sigset(&newset, uset)) - return -EFAULT; - return sigsuspend(&newset); -} - -asmlinkage int sys32_rt_sigsuspend(nabi_no_regargs struct pt_regs regs) -{ - compat_sigset_t __user *uset; - sigset_t newset; - size_t sigsetsize; - - /* XXX Don't preclude handling different sized sigset_t's. */ - sigsetsize = regs.regs[5]; - if (sigsetsize != sizeof(compat_sigset_t)) - return -EINVAL; - - uset = (compat_sigset_t __user *) regs.regs[4]; - if (get_sigset(&newset, uset)) - return -EFAULT; - return sigsuspend(&newset); + return compat_sys_rt_sigsuspend(uset, sizeof(compat_sigset_t)); } -SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act, - struct sigaction32 __user *, oact) +SYSCALL_DEFINE3(32_sigaction, long, sig, const struct compat_sigaction __user *, act, + struct compat_sigaction __user *, oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -350,45 +314,6 @@ SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act, return ret; } -asmlinkage int sys32_sigaltstack(nabi_no_regargs struct pt_regs regs) -{ - const stack32_t __user *uss = (const stack32_t __user *) regs.regs[4]; - stack32_t __user *uoss = (stack32_t __user *) regs.regs[5]; - unsigned long usp = regs.regs[29]; - stack_t kss, koss; - int ret, err = 0; - mm_segment_t old_fs = get_fs(); - s32 sp; - - if (uss) { - if (!access_ok(VERIFY_READ, uss, sizeof(*uss))) - return -EFAULT; - err |= __get_user(sp, &uss->ss_sp); - kss.ss_sp = (void __user *) (long) sp; - err |= __get_user(kss.ss_size, &uss->ss_size); - err |= __get_user(kss.ss_flags, &uss->ss_flags); - if (err) - return -EFAULT; - } - - set_fs(KERNEL_DS); - ret = do_sigaltstack(uss ? (stack_t __user *)&kss : NULL, - uoss ? (stack_t __user *)&koss : NULL, usp); - set_fs(old_fs); - - if (!ret && uoss) { - if (!access_ok(VERIFY_WRITE, uoss, sizeof(*uoss))) - return -EFAULT; - sp = (int) (unsigned long) koss.ss_sp; - err |= __put_user(sp, &uoss->ss_sp); - err |= __put_user(koss.ss_size, &uoss->ss_size); - err |= __put_user(koss.ss_flags, &uoss->ss_flags); - if (err) - return -EFAULT; - } - return ret; -} - int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from) { int err; @@ -490,10 +415,7 @@ badframe: asmlinkage void sys32_rt_sigreturn(nabi_no_regargs struct pt_regs regs) { struct rt_sigframe32 __user *frame; - mm_segment_t old_fs; sigset_t set; - stack_t st; - s32 sp; int sig; frame = (struct rt_sigframe32 __user *) regs.regs[29]; @@ -510,22 +432,9 @@ asmlinkage void sys32_rt_sigreturn(nabi_no_regargs struct pt_regs regs) else if (sig) force_sig(sig, current); - /* The ucontext contains a stack32_t, so we must convert! */ - if (__get_user(sp, &frame->rs_uc.uc_stack.ss_sp)) - goto badframe; - st.ss_sp = (void __user *)(long) sp; - if (__get_user(st.ss_size, &frame->rs_uc.uc_stack.ss_size)) - goto badframe; - if (__get_user(st.ss_flags, &frame->rs_uc.uc_stack.ss_flags)) + if (compat_restore_altstack(&frame->rs_uc.uc_stack)) goto badframe; - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - old_fs = get_fs(); - set_fs(KERNEL_DS); - do_sigaltstack((stack_t __user *)&st, NULL, regs.regs[29]); - set_fs(old_fs); - /* * Don't let your children do this ... */ @@ -590,7 +499,6 @@ static int setup_rt_frame_32(void *sig_return, struct k_sigaction *ka, { struct rt_sigframe32 __user *frame; int err = 0; - s32 sp; frame = get_sigframe(ka, regs, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame))) @@ -602,13 +510,7 @@ static int setup_rt_frame_32(void *sig_return, struct k_sigaction *ka, /* Create the ucontext. */ err |= __put_user(0, &frame->rs_uc.uc_flags); err |= __put_user(0, &frame->rs_uc.uc_link); - sp = (int) (long) current->sas_ss_sp; - err |= __put_user(sp, - &frame->rs_uc.uc_stack.ss_sp); - err |= __put_user(sas_ss_flags(regs->regs[29]), - &frame->rs_uc.uc_stack.ss_flags); - err |= __put_user(current->sas_ss_size, - &frame->rs_uc.uc_stack.ss_size); + err |= __compat_save_altstack(&frame->rs_uc.uc_stack, regs->regs[29]); err |= setup_sigcontext32(regs, &frame->rs_uc.uc_mcontext); err |= __copy_conv_sigset_to_user(&frame->rs_uc.uc_sigmask, set); @@ -656,131 +558,6 @@ struct mips_abi mips_abi_32 = { .restart = __NR_O32_restart_syscall }; -SYSCALL_DEFINE4(32_rt_sigaction, int, sig, - const struct sigaction32 __user *, act, - struct sigaction32 __user *, oact, unsigned int, sigsetsize) -{ - struct k_sigaction new_sa, old_sa; - int ret = -EINVAL; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - goto out; - - if (act) { - s32 handler; - int err = 0; - - if (!access_ok(VERIFY_READ, act, sizeof(*act))) - return -EFAULT; - err |= __get_user(handler, &act->sa_handler); - new_sa.sa.sa_handler = (void __user *)(s64)handler; - err |= __get_user(new_sa.sa.sa_flags, &act->sa_flags); - err |= get_sigset(&new_sa.sa.sa_mask, &act->sa_mask); - if (err) - return -EFAULT; - } - - ret = do_sigaction(sig, act ? &new_sa : NULL, oact ? &old_sa : NULL); - - if (!ret && oact) { - int err = 0; - - if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact))) - return -EFAULT; - - err |= __put_user((u32)(u64)old_sa.sa.sa_handler, - &oact->sa_handler); - err |= __put_user(old_sa.sa.sa_flags, &oact->sa_flags); - err |= put_sigset(&old_sa.sa.sa_mask, &oact->sa_mask); - if (err) - return -EFAULT; - } -out: - return ret; -} - -SYSCALL_DEFINE4(32_rt_sigprocmask, int, how, compat_sigset_t __user *, set, - compat_sigset_t __user *, oset, unsigned int, sigsetsize) -{ - sigset_t old_set, new_set; - int ret; - mm_segment_t old_fs = get_fs(); - - if (set && get_sigset(&new_set, set)) - return -EFAULT; - - set_fs(KERNEL_DS); - ret = sys_rt_sigprocmask(how, set ? (sigset_t __user *)&new_set : NULL, - oset ? (sigset_t __user *)&old_set : NULL, - sigsetsize); - set_fs(old_fs); - - if (!ret && oset && put_sigset(&old_set, oset)) - return -EFAULT; - - return ret; -} - -SYSCALL_DEFINE2(32_rt_sigpending, compat_sigset_t __user *, uset, - unsigned int, sigsetsize) -{ - int ret; - sigset_t set; - mm_segment_t old_fs = get_fs(); - - set_fs(KERNEL_DS); - ret = sys_rt_sigpending((sigset_t __user *)&set, sigsetsize); - set_fs(old_fs); - - if (!ret && put_sigset(&set, uset)) - return -EFAULT; - - return ret; -} - -SYSCALL_DEFINE3(32_rt_sigqueueinfo, int, pid, int, sig, - compat_siginfo_t __user *, uinfo) -{ - siginfo_t info; - int ret; - mm_segment_t old_fs = get_fs(); - - if (copy_from_user(&info, uinfo, 3*sizeof(int)) || - copy_from_user(info._sifields._pad, uinfo->_sifields._pad, SI_PAD_SIZE)) - return -EFAULT; - set_fs(KERNEL_DS); - ret = sys_rt_sigqueueinfo(pid, sig, (siginfo_t __user *)&info); - set_fs(old_fs); - return ret; -} - -SYSCALL_DEFINE5(32_waitid, int, which, compat_pid_t, pid, - compat_siginfo_t __user *, uinfo, int, options, - struct compat_rusage __user *, uru) -{ - siginfo_t info; - struct rusage ru; - long ret; - mm_segment_t old_fs = get_fs(); - - info.si_signo = 0; - set_fs(KERNEL_DS); - ret = sys_waitid(which, pid, (siginfo_t __user *) &info, options, - uru ? (struct rusage __user *) &ru : NULL); - set_fs(old_fs); - - if (ret < 0 || info.si_signo == 0) - return ret; - - if (uru && (ret = put_compat_rusage(&ru, uru))) - return ret; - - BUG_ON(info.si_code & __SI_MASK); - info.si_code |= __SI_CHLD; - return copy_siginfo_to_user32(uinfo, &info); -} - static int signal32_init(void) { if (cpu_has_fpu) { diff --git a/arch/mips/kernel/signal_n32.c b/arch/mips/kernel/signal_n32.c index 7246e33721a..b2241bb9cac 100644 --- a/arch/mips/kernel/signal_n32.c +++ b/arch/mips/kernel/signal_n32.c @@ -50,18 +50,10 @@ extern int setup_sigcontext(struct pt_regs *, struct sigcontext __user *); extern int restore_sigcontext(struct pt_regs *, struct sigcontext __user *); - -/* IRIX compatible stack_t */ -typedef struct sigaltstack32 { - s32 ss_sp; - compat_size_t ss_size; - int ss_flags; -} stack32_t; - struct ucontextn32 { u32 uc_flags; s32 uc_link; - stack32_t uc_stack; + compat_stack_t uc_stack; struct sigcontext uc_mcontext; compat_sigset_t uc_sigmask; /* mask last for extensibility */ }; @@ -73,34 +65,10 @@ struct rt_sigframe_n32 { struct ucontextn32 rs_uc; }; -extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat); - -asmlinkage int sysn32_rt_sigsuspend(nabi_no_regargs struct pt_regs regs) -{ - compat_sigset_t __user *unewset; - compat_sigset_t uset; - size_t sigsetsize; - sigset_t newset; - - /* XXX Don't preclude handling different sized sigset_t's. */ - sigsetsize = regs.regs[5]; - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - unewset = (compat_sigset_t __user *) regs.regs[4]; - if (copy_from_user(&uset, unewset, sizeof(uset))) - return -EFAULT; - sigset_from_compat(&newset, &uset); - return sigsuspend(&newset); -} - asmlinkage void sysn32_rt_sigreturn(nabi_no_regargs struct pt_regs regs) { struct rt_sigframe_n32 __user *frame; - mm_segment_t old_fs; sigset_t set; - stack_t st; - s32 sp; int sig; frame = (struct rt_sigframe_n32 __user *) regs.regs[29]; @@ -117,23 +85,9 @@ asmlinkage void sysn32_rt_sigreturn(nabi_no_regargs struct pt_regs regs) else if (sig) force_sig(sig, current); - /* The ucontext contains a stack32_t, so we must convert! */ - if (__get_user(sp, &frame->rs_uc.uc_stack.ss_sp)) - goto badframe; - st.ss_sp = (void __user *)(long) sp; - if (__get_user(st.ss_size, &frame->rs_uc.uc_stack.ss_size)) - goto badframe; - if (__get_user(st.ss_flags, &frame->rs_uc.uc_stack.ss_flags)) + if (compat_restore_altstack(&frame->rs_uc.uc_stack)) goto badframe; - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - old_fs = get_fs(); - set_fs(KERNEL_DS); - do_sigaltstack((stack_t __user *)&st, NULL, regs.regs[29]); - set_fs(old_fs); - - /* * Don't let your children do this ... */ @@ -153,7 +107,6 @@ static int setup_rt_frame_n32(void *sig_return, struct k_sigaction *ka, { struct rt_sigframe_n32 __user *frame; int err = 0; - s32 sp; frame = get_sigframe(ka, regs, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame))) @@ -165,13 +118,7 @@ static int setup_rt_frame_n32(void *sig_return, struct k_sigaction *ka, /* Create the ucontext. */ err |= __put_user(0, &frame->rs_uc.uc_flags); err |= __put_user(0, &frame->rs_uc.uc_link); - sp = (int) (long) current->sas_ss_sp; - err |= __put_user(sp, - &frame->rs_uc.uc_stack.ss_sp); - err |= __put_user(sas_ss_flags(regs->regs[29]), - &frame->rs_uc.uc_stack.ss_flags); - err |= __put_user(current->sas_ss_size, - &frame->rs_uc.uc_stack.ss_size); + err |= __compat_save_altstack(&frame->rs_uc.uc_stack, regs->regs[29]); err |= setup_sigcontext(regs, &frame->rs_uc.uc_mcontext); err |= __copy_conv_sigset_to_user(&frame->rs_uc.uc_sigmask, set); diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c index d7feee0c273..b79d13f95bf 100644 --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c @@ -46,20 +46,14 @@ * argument. Historically that used to be expensive in Linux. These days * the performance advantage is negligible. */ -asmlinkage int sysm_pipe(nabi_no_regargs volatile struct pt_regs regs) +asmlinkage int sysm_pipe(void) { int fd[2]; - int error, res; - - error = do_pipe_flags(fd, 0); - if (error) { - res = error; - goto out; - } - regs.regs[3] = fd[1]; - res = fd[0]; -out: - return res; + int error = do_pipe_flags(fd, 0); + if (error) + return error; + current_pt_regs()->regs[3] = fd[1]; + return fd[0]; } SYSCALL_DEFINE6(mips_mmap, unsigned long, addr, unsigned long, len, @@ -89,43 +83,7 @@ SYSCALL_DEFINE6(mips_mmap2, unsigned long, addr, unsigned long, len, } save_static_function(sys_fork); -static int __used noinline -_sys_fork(nabi_no_regargs struct pt_regs regs) -{ - return do_fork(SIGCHLD, regs.regs[29], 0, NULL, NULL); -} - save_static_function(sys_clone); -static int __used noinline -_sys_clone(nabi_no_regargs struct pt_regs regs) -{ - unsigned long clone_flags; - unsigned long newsp; - int __user *parent_tidptr, *child_tidptr; - - clone_flags = regs.regs[4]; - newsp = regs.regs[5]; - if (!newsp) - newsp = regs.regs[29]; - parent_tidptr = (int __user *) regs.regs[6]; -#ifdef CONFIG_32BIT - /* We need to fetch the fifth argument off the stack. */ - child_tidptr = NULL; - if (clone_flags & (CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID)) { - int __user *__user *usp = (int __user *__user *) regs.regs[29]; - if (regs.regs[2] == __NR_syscall) { - if (get_user (child_tidptr, &usp[5])) - return -EFAULT; - } - else if (get_user (child_tidptr, &usp[4])) - return -EFAULT; - } -#else - child_tidptr = (int __user *) regs.regs[8]; -#endif - return do_fork(clone_flags, newsp, 0, - parent_tidptr, child_tidptr); -} SYSCALL_DEFINE1(set_thread_area, unsigned long, addr) { diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 08c07bdb7e6..a200b5bdbb8 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -396,7 +396,7 @@ void __noreturn die(const char *str, struct pt_regs *regs) printk("%s[#%d]:\n", str, ++die_counter); show_registers(regs); - add_taint(TAINT_DIE); + add_taint(TAINT_DIE, LOCKDEP_NOW_UNRELIABLE); raw_spin_unlock_irq(&die_lock); oops_exit(); diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c index b4c01522edd..1765bab000a 100644 --- a/arch/mips/kernel/vpe.c +++ b/arch/mips/kernel/vpe.c @@ -1140,7 +1140,7 @@ static ssize_t vpe_write(struct file *file, const char __user * buffer, size_t ret = count; struct vpe *v; - if (iminor(file->f_path.dentry->d_inode) != minor) + if (iminor(file_inode(file)) != minor) return -ENODEV; v = get_vpe(tclimit); diff --git a/arch/mips/lantiq/xway/dma.c b/arch/mips/lantiq/xway/dma.c index e44a1866653..08f7ebd9c77 100644 --- a/arch/mips/lantiq/xway/dma.c +++ b/arch/mips/lantiq/xway/dma.c @@ -21,6 +21,7 @@ #include <linux/dma-mapping.h> #include <linux/module.h> #include <linux/clk.h> +#include <linux/err.h> #include <lantiq_soc.h> #include <xway_dma.h> @@ -223,8 +224,8 @@ ltq_dma_init(struct platform_device *pdev) panic("Failed to get dma resource"); /* remap dma register range */ - ltq_dma_membase = devm_request_and_ioremap(&pdev->dev, res); - if (!ltq_dma_membase) + ltq_dma_membase = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ltq_dma_membase)) panic("Failed to remap dma resource"); /* power up and reset the dma engine */ diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c index e30b1ed1b93..9861c8669fa 100644 --- a/arch/mips/lantiq/xway/gptu.c +++ b/arch/mips/lantiq/xway/gptu.c @@ -150,11 +150,9 @@ static int gptu_probe(struct platform_device *pdev) } /* remap gptu register range */ - gptu_membase = devm_request_and_ioremap(&pdev->dev, res); - if (!gptu_membase) { - dev_err(&pdev->dev, "Failed to remap resource\n"); - return -ENOMEM; - } + gptu_membase = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(gptu_membase)) + return PTR_ERR(gptu_membase); /* enable our clock */ clk = clk_get(&pdev->dev, NULL); diff --git a/arch/mips/lasat/picvue_proc.c b/arch/mips/lasat/picvue_proc.c index 8e388da1926..c592bc8b8c9 100644 --- a/arch/mips/lasat/picvue_proc.c +++ b/arch/mips/lasat/picvue_proc.c @@ -64,7 +64,7 @@ static int pvc_line_proc_open(struct inode *inode, struct file *file) static ssize_t pvc_line_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { - int lineno = *(int *)PDE(file->f_path.dentry->d_inode)->data; + int lineno = *(int *)PDE(file_inode(file))->data; char kbuf[PVC_LINELEN]; size_t len; diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c index f32664bbbe1..879077b0115 100644 --- a/arch/mips/pci/pci-lantiq.c +++ b/arch/mips/pci/pci-lantiq.c @@ -222,13 +222,13 @@ static int ltq_pci_probe(struct platform_device *pdev) return -EINVAL; } - ltq_pci_membase = devm_request_and_ioremap(&pdev->dev, res_bridge); - ltq_pci_mapped_cfg = devm_request_and_ioremap(&pdev->dev, res_cfg); + ltq_pci_membase = devm_ioremap_resource(&pdev->dev, res_bridge); + if (IS_ERR(ltq_pci_membase)) + return PTR_ERR(ltq_pci_membase); - if (!ltq_pci_membase || !ltq_pci_mapped_cfg) { - dev_err(&pdev->dev, "failed to remap resources\n"); - return -ENOMEM; - } + ltq_pci_mapped_cfg = devm_ioremap_resource(&pdev->dev, res_cfg); + if (IS_ERR(ltq_pci_mapped_cfg)) + return PTR_ERR(ltq_pci_mapped_cfg); ltq_pci_startup(pdev); diff --git a/arch/mips/sgi-ip27/Kconfig b/arch/mips/sgi-ip27/Kconfig index 4b2ea282b9c..4d8705a65e4 100644 --- a/arch/mips/sgi-ip27/Kconfig +++ b/arch/mips/sgi-ip27/Kconfig @@ -13,7 +13,6 @@ config SGI_SN_M_MODE config SGI_SN_N_MODE bool "IP27 N-Mode" - depends on EXPERIMENTAL help The nodes of Origin, Onyx, Fuel and Tezro systems can be configured in either N-Modes which allows for more nodes or M-Mode which allows diff --git a/arch/mips/sni/a20r.c b/arch/mips/sni/a20r.c index e250f099374..dd0ab982d77 100644 --- a/arch/mips/sni/a20r.c +++ b/arch/mips/sni/a20r.c @@ -118,7 +118,7 @@ static struct resource sc26xx_rsrc[] = { } }; -#include <linux/platform_data/sccnxp.h> +#include <linux/platform_data/serial-sccnxp.h> static struct sccnxp_pdata sccnxp_data = { .reg_shift = 2, |