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-rw-r--r--arch/powerpc/boot/Makefile2
-rw-r--r--arch/powerpc/include/asm/Kbuild1
-rw-r--r--arch/powerpc/include/asm/atomic.h4
-rw-r--r--arch/powerpc/include/asm/byteorder.h83
-rw-r--r--arch/powerpc/include/asm/hugetlb.h6
-rw-r--r--arch/powerpc/include/asm/swab.h90
-rw-r--r--arch/powerpc/kernel/kprobes.c9
-rw-r--r--arch/powerpc/mm/hugetlbpage.c7
-rw-r--r--arch/powerpc/mm/mem.c2
-rw-r--r--arch/powerpc/oprofile/cell/spu_profiler.c2
-rw-r--r--arch/powerpc/platforms/cell/spufs/inode.c1
11 files changed, 115 insertions, 92 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index f32829937aa..ab6dda37243 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -208,7 +208,7 @@ image-$(CONFIG_DEFAULT_UIMAGE) += uImage
#
# Theses are default targets to build images which embed device tree blobs.
# They are only required on boards which do not have FDT support in firmware.
-# Boards with newish u-boot firmare can use the uImage target above
+# Boards with newish u-boot firmware can use the uImage target above
#
# Board ports in arch/powerpc/platform/40x/Kconfig
diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild
index 5ab7d7fe198..9268602de5d 100644
--- a/arch/powerpc/include/asm/Kbuild
+++ b/arch/powerpc/include/asm/Kbuild
@@ -35,3 +35,4 @@ unifdef-y += spu_info.h
unifdef-y += termios.h
unifdef-y += types.h
unifdef-y += unistd.h
+unifdef-y += swab.h
diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h
index 499be5bdd6f..b401950f525 100644
--- a/arch/powerpc/include/asm/atomic.h
+++ b/arch/powerpc/include/asm/atomic.h
@@ -5,7 +5,7 @@
* PowerPC atomic operations
*/
-typedef struct { int counter; } atomic_t;
+#include <linux/types.h>
#ifdef __KERNEL__
#include <linux/compiler.h>
@@ -251,8 +251,6 @@ static __inline__ int atomic_dec_if_positive(atomic_t *v)
#ifdef __powerpc64__
-typedef struct { long counter; } atomic64_t;
-
#define ATOMIC64_INIT(i) { (i) }
static __inline__ long atomic64_read(const atomic64_t *v)
diff --git a/arch/powerpc/include/asm/byteorder.h b/arch/powerpc/include/asm/byteorder.h
index d5de325472e..5cca27a4153 100644
--- a/arch/powerpc/include/asm/byteorder.h
+++ b/arch/powerpc/include/asm/byteorder.h
@@ -8,86 +8,7 @@
* 2 of the License, or (at your option) any later version.
*/
-#include <asm/types.h>
-#include <linux/compiler.h>
-
-#define __BIG_ENDIAN
-
-#ifdef __GNUC__
-#ifdef __KERNEL__
-
-static __inline__ __u16 ld_le16(const volatile __u16 *addr)
-{
- __u16 val;
-
- __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
- return val;
-}
-#define __arch_swab16p ld_le16
-
-static __inline__ void st_le16(volatile __u16 *addr, const __u16 val)
-{
- __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
-}
-
-static inline void __arch_swab16s(__u16 *addr)
-{
- st_le16(addr, *addr);
-}
-#define __arch_swab16s __arch_swab16s
-
-static __inline__ __u32 ld_le32(const volatile __u32 *addr)
-{
- __u32 val;
-
- __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
- return val;
-}
-#define __arch_swab32p ld_le32
-
-static __inline__ void st_le32(volatile __u32 *addr, const __u32 val)
-{
- __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
-}
-
-static inline void __arch_swab32s(__u32 *addr)
-{
- st_le32(addr, *addr);
-}
-#define __arch_swab32s __arch_swab32s
-
-static inline __attribute_const__ __u16 __arch_swab16(__u16 value)
-{
- __u16 result;
-
- __asm__("rlwimi %0,%1,8,16,23"
- : "=r" (result)
- : "r" (value), "0" (value >> 8));
- return result;
-}
-#define __arch_swab16 __arch_swab16
-
-static inline __attribute_const__ __u32 __arch_swab32(__u32 value)
-{
- __u32 result;
-
- __asm__("rlwimi %0,%1,24,16,23\n\t"
- "rlwimi %0,%1,8,8,15\n\t"
- "rlwimi %0,%1,24,0,7"
- : "=r" (result)
- : "r" (value), "0" (value >> 24));
- return result;
-}
-#define __arch_swab32 __arch_swab32
-
-#endif /* __KERNEL__ */
-
-#ifndef __powerpc64__
-#define __SWAB_64_THRU_32__
-#endif /* __powerpc64__ */
-
-#endif /* __GNUC__ */
-
-#include <linux/byteorder.h>
+#include <asm/swab.h>
+#include <linux/byteorder/big_endian.h>
#endif /* _ASM_POWERPC_BYTEORDER_H */
diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h
index 26f0d0ab27a..b1dafb6a974 100644
--- a/arch/powerpc/include/asm/hugetlb.h
+++ b/arch/powerpc/include/asm/hugetlb.h
@@ -18,6 +18,12 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep);
/*
+ * The version of vma_mmu_pagesize() in arch/powerpc/mm/hugetlbpage.c needs
+ * to override the version in mm/hugetlb.c
+ */
+#define vma_mmu_pagesize vma_mmu_pagesize
+
+/*
* If the arch doesn't supply something else, assume that hugepage
* size aligned regions are ok without further preparation.
*/
diff --git a/arch/powerpc/include/asm/swab.h b/arch/powerpc/include/asm/swab.h
new file mode 100644
index 00000000000..ef824ae4b79
--- /dev/null
+++ b/arch/powerpc/include/asm/swab.h
@@ -0,0 +1,90 @@
+#ifndef _ASM_POWERPC_SWAB_H
+#define _ASM_POWERPC_SWAB_H
+
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include <asm/types.h>
+#include <linux/compiler.h>
+
+#ifdef __GNUC__
+
+#ifndef __powerpc64__
+#define __SWAB_64_THRU_32__
+#endif /* __powerpc64__ */
+
+#ifdef __KERNEL__
+
+static __inline__ __u16 ld_le16(const volatile __u16 *addr)
+{
+ __u16 val;
+
+ __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
+ return val;
+}
+#define __arch_swab16p ld_le16
+
+static __inline__ void st_le16(volatile __u16 *addr, const __u16 val)
+{
+ __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
+}
+
+static inline void __arch_swab16s(__u16 *addr)
+{
+ st_le16(addr, *addr);
+}
+#define __arch_swab16s __arch_swab16s
+
+static __inline__ __u32 ld_le32(const volatile __u32 *addr)
+{
+ __u32 val;
+
+ __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
+ return val;
+}
+#define __arch_swab32p ld_le32
+
+static __inline__ void st_le32(volatile __u32 *addr, const __u32 val)
+{
+ __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
+}
+
+static inline void __arch_swab32s(__u32 *addr)
+{
+ st_le32(addr, *addr);
+}
+#define __arch_swab32s __arch_swab32s
+
+static inline __attribute_const__ __u16 __arch_swab16(__u16 value)
+{
+ __u16 result;
+
+ __asm__("rlwimi %0,%1,8,16,23"
+ : "=r" (result)
+ : "r" (value), "0" (value >> 8));
+ return result;
+}
+#define __arch_swab16 __arch_swab16
+
+static inline __attribute_const__ __u32 __arch_swab32(__u32 value)
+{
+ __u32 result;
+
+ __asm__("rlwimi %0,%1,24,16,23\n\t"
+ "rlwimi %0,%1,8,8,15\n\t"
+ "rlwimi %0,%1,24,0,7"
+ : "=r" (result)
+ : "r" (value), "0" (value >> 24));
+ return result;
+}
+#define __arch_swab32 __arch_swab32
+
+#endif /* __KERNEL__ */
+
+#endif /* __GNUC__ */
+
+#endif /* _ASM_POWERPC_SWAB_H */
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index de79915452c..c9329786073 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -96,9 +96,10 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p)
void __kprobes arch_remove_kprobe(struct kprobe *p)
{
- mutex_lock(&kprobe_mutex);
- free_insn_slot(p->ainsn.insn, 0);
- mutex_unlock(&kprobe_mutex);
+ if (p->ainsn.insn) {
+ free_insn_slot(p->ainsn.insn, 0);
+ p->ainsn.insn = NULL;
+ }
}
static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
@@ -316,7 +317,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
/*
* It is possible to have multiple instances associated with a given
* task either because an multiple functions in the call path
- * have a return probe installed on them, and/or more then one return
+ * have a return probe installed on them, and/or more than one return
* return probe was registered for a target function.
*
* We can handle this because:
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 201c7a5486c..9920d6a7cf2 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -512,6 +512,13 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
return slice_get_unmapped_area(addr, len, flags, mmu_psize, 1, 0);
}
+unsigned long vma_mmu_pagesize(struct vm_area_struct *vma)
+{
+ unsigned int psize = get_slice_psize(vma->vm_mm, vma->vm_start);
+
+ return 1UL << mmu_psize_to_shift(psize);
+}
+
/*
* Called by asm hashtable.S for doing lazy icache flush
*/
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 53b06ebb3f2..f00f09a77f1 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -132,7 +132,7 @@ int arch_add_memory(int nid, u64 start, u64 size)
/* this should work for most non-highmem platforms */
zone = pgdata->node_zones;
- return __add_pages(zone, start_pfn, nr_pages);
+ return __add_pages(nid, zone, start_pfn, nr_pages);
}
#endif /* CONFIG_MEMORY_HOTPLUG */
diff --git a/arch/powerpc/oprofile/cell/spu_profiler.c b/arch/powerpc/oprofile/cell/spu_profiler.c
index dd499c3e9da..83faa958b9d 100644
--- a/arch/powerpc/oprofile/cell/spu_profiler.c
+++ b/arch/powerpc/oprofile/cell/spu_profiler.c
@@ -49,7 +49,7 @@ void set_spu_profiling_frequency(unsigned int freq_khz, unsigned int cycles_rese
* of precision. This is close enough for the purpose at hand.
*
* The value of the timeout should be small enough that the hw
- * trace buffer will not get more then about 1/3 full for the
+ * trace buffer will not get more than about 1/3 full for the
* maximum user specified (the LFSR value) hw sampling frequency.
* This is to ensure the trace buffer will never fill even if the
* kernel thread scheduling varies under a heavy system load.
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index 6296bfd9cb0..e309ef70a53 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -97,7 +97,6 @@ spufs_new_inode(struct super_block *sb, int mode)
inode->i_mode = mode;
inode->i_uid = current_fsuid();
inode->i_gid = current_fsgid();
- inode->i_blocks = 0;
inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
out:
return inode;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-04-11 17:59:17 +0000