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-rw-r--r--arch/frv/Makefile2
-rw-r--r--arch/frv/kernel/entry.S4
-rw-r--r--arch/frv/kernel/gdb-stub.c12
-rw-r--r--arch/frv/kernel/ptrace.c16
-rw-r--r--arch/frv/kernel/setup.c17
-rw-r--r--arch/frv/kernel/vmlinux.lds.S5
-rw-r--r--arch/frv/mm/fault.c23
7 files changed, 25 insertions, 54 deletions
diff --git a/arch/frv/Makefile b/arch/frv/Makefile
index 038e3a8457e..9bf7345c5cc 100644
--- a/arch/frv/Makefile
+++ b/arch/frv/Makefile
@@ -88,7 +88,7 @@ ASFLAGS += -mno-fdpic
# make sure the .S files get compiled with debug info
# and disable optimisations that are unhelpful whilst debugging
ifdef CONFIG_DEBUG_INFO
-CFLAGS += -O1
+#CFLAGS += -O1
AFLAGS += -Wa,--gdwarf2
ASFLAGS += -Wa,--gdwarf2
endif
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index 43dc08ec751..275673c192a 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -1492,6 +1492,10 @@ sys_call_table:
.long sys_move_pages
.long sys_getcpu
.long sys_epoll_pwait
+ .long sys_utimensat /* 320 */
+ .long sys_signalfd
+ .long sys_timerfd
+ .long sys_eventfd
syscall_table_size = (. - sys_call_table)
diff --git a/arch/frv/kernel/gdb-stub.c b/arch/frv/kernel/gdb-stub.c
index 1e7a101cbf4..e89cad1192a 100644
--- a/arch/frv/kernel/gdb-stub.c
+++ b/arch/frv/kernel/gdb-stub.c
@@ -647,17 +647,11 @@ void debug_to_serial(const char *p, int n)
}
#endif
-#ifdef CONFIG_GDBSTUB_CONSOLE
-
-static kdev_t gdbstub_console_dev(struct console *con)
-{
- return MKDEV(1,3); /* /dev/null */
-}
+#ifdef CONFIG_GDB_CONSOLE
static struct console gdbstub_console = {
.name = "gdb",
.write = gdbstub_console_write, /* in break.S */
- .device = gdbstub_console_dev,
.flags = CON_PRINTBUFFER,
.index = -1,
};
@@ -2021,7 +2015,7 @@ void __init gdbstub_init(void)
ptr = mem2hex(gdbstub_banner, ptr, sizeof(gdbstub_banner) - 1, 0);
gdbstub_send_packet(output_buffer);
#endif
-#if defined(CONFIG_GDBSTUB_CONSOLE) && defined(CONFIG_GDBSTUB_IMMEDIATE)
+#if defined(CONFIG_GDB_CONSOLE) && defined(CONFIG_GDBSTUB_IMMEDIATE)
register_console(&gdbstub_console);
#endif
@@ -2031,7 +2025,7 @@ void __init gdbstub_init(void)
/*
* register the console at a more appropriate time
*/
-#if defined (CONFIG_GDBSTUB_CONSOLE) && !defined(CONFIG_GDBSTUB_IMMEDIATE)
+#if defined (CONFIG_GDB_CONSOLE) && !defined(CONFIG_GDBSTUB_IMMEDIATE)
static int __init gdbstub_postinit(void)
{
printk("registering console\n");
diff --git a/arch/frv/kernel/ptrace.c b/arch/frv/kernel/ptrace.c
index ce88fb95ee5..709e9bdc612 100644
--- a/arch/frv/kernel/ptrace.c
+++ b/arch/frv/kernel/ptrace.c
@@ -112,20 +112,12 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
switch (request) {
/* when I and D space are separate, these will need to be fixed. */
case PTRACE_PEEKTEXT: /* read word at location addr. */
- case PTRACE_PEEKDATA: {
- int copied;
-
+ case PTRACE_PEEKDATA:
ret = -EIO;
if (is_user_addr_valid(child, addr, sizeof(tmp)) < 0)
break;
-
- copied = access_process_vm(child, addr, &tmp, sizeof(tmp), 0);
- if (copied != sizeof(tmp))
- break;
-
- ret = put_user(tmp,(unsigned long *) data);
+ ret = generic_ptrace_peekdata(child, addr, data);
break;
- }
/* read the word at location addr in the USER area. */
case PTRACE_PEEKUSR: {
@@ -176,9 +168,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = -EIO;
if (is_user_addr_valid(child, addr, sizeof(tmp)) < 0)
break;
- if (access_process_vm(child, addr, &data, sizeof(data), 1) != sizeof(data))
- break;
- ret = 0;
+ ret = generic_ptrace_pokedata(child, addr, data);
break;
case PTRACE_POKEUSR: /* write the word at location addr in the USER area */
diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c
index aa3c795d535..a74c08786b2 100644
--- a/arch/frv/kernel/setup.c
+++ b/arch/frv/kernel/setup.c
@@ -29,6 +29,7 @@
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <linux/serial_reg.h>
+#include <linux/serial_8250.h>
#include <asm/setup.h>
#include <asm/irq.h>
@@ -60,10 +61,6 @@ static void __init setup_linux_memory(void);
static void __init setup_uclinux_memory(void);
#endif
-#ifdef CONFIG_CONSOLE
-extern struct consw *conswitchp;
-#endif
-
#ifdef CONFIG_MB93090_MB00
static char __initdata mb93090_banner[] = "FJ/RH FR-V Linux";
static char __initdata mb93090_version[] = UTS_RELEASE;
@@ -795,13 +792,6 @@ void __init setup_arch(char **cmdline_p)
#endif
#endif
-#if defined(CONFIG_CHR_DEV_FLASH) || defined(CONFIG_BLK_DEV_FLASH)
- /* we need to initialize the Flashrom device here since we might
- * do things with flash early on in the boot
- */
- flash_probe();
-#endif
-
/* deal with the command line - RedBoot may have passed one to the kernel */
memcpy(command_line, boot_command_line, sizeof(command_line));
*cmdline_p = &command_line[0];
@@ -837,11 +827,6 @@ void __init setup_arch(char **cmdline_p)
#endif
#endif
-#ifdef CONFIG_BLK_DEV_BLKMEM
- ROOT_DEV = MKDEV(BLKMEM_MAJOR,0);
-#endif
- /*rom_length = (unsigned long)&_flashend - (unsigned long)&_romvec;*/
-
#ifdef CONFIG_MMU
setup_linux_memory();
#else
diff --git a/arch/frv/kernel/vmlinux.lds.S b/arch/frv/kernel/vmlinux.lds.S
index 481dc137464..3b71e0c8639 100644
--- a/arch/frv/kernel/vmlinux.lds.S
+++ b/arch/frv/kernel/vmlinux.lds.S
@@ -57,10 +57,7 @@ SECTIONS
__alt_instructions_end = .;
.altinstr_replacement : { *(.altinstr_replacement) }
- . = ALIGN(4096);
- __per_cpu_start = .;
- .data.percpu : { *(.data.percpu) }
- __per_cpu_end = .;
+ PERCPU(4096)
#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(4096);
diff --git a/arch/frv/mm/fault.c b/arch/frv/mm/fault.c
index 3f12296c368..6798fa0257b 100644
--- a/arch/frv/mm/fault.c
+++ b/arch/frv/mm/fault.c
@@ -40,6 +40,7 @@ asmlinkage void do_page_fault(int datammu, unsigned long esr0, unsigned long ear
pud_t *pue;
pte_t *pte;
int write;
+ int fault;
#if 0
const char *atxc[16] = {
@@ -162,18 +163,18 @@ asmlinkage void do_page_fault(int datammu, unsigned long esr0, unsigned long ear
* make sure we exit gracefully rather than endlessly redo
* the fault.
*/
- switch (handle_mm_fault(mm, vma, ear0, write)) {
- case VM_FAULT_MINOR:
- current->min_flt++;
- break;
- case VM_FAULT_MAJOR:
- current->maj_flt++;
- break;
- case VM_FAULT_SIGBUS:
- goto do_sigbus;
- default:
- goto out_of_memory;
+ fault = handle_mm_fault(mm, vma, ear0, write);
+ if (unlikely(fault & VM_FAULT_ERROR)) {
+ if (fault & VM_FAULT_OOM)
+ goto out_of_memory;
+ else if (fault & VM_FAULT_SIGBUS)
+ goto do_sigbus;
+ BUG();
}
+ if (fault & VM_FAULT_MAJOR)
+ current->maj_flt++;
+ else
+ current->min_flt++;
up_read(&mm->mmap_sem);
return;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-02 04:56:42 +0000