aboutsummaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:37 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:46 -0800
commit9c2e08c592cd357a8330c34def1e8ecfdcf53275 (patch)
tree62e7449e43bb502f2e9630ab41832ceccd9a0f65 /arch
parentda7071d7e32d15149cc513f096a3638097b66387 (diff)
[PATCH] mark struct file_operations const 9
Many struct file_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/platforms/cell/spufs/spufs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h
index 70fb13395c0..56864469215 100644
--- a/arch/powerpc/platforms/cell/spufs/spufs.h
+++ b/arch/powerpc/platforms/cell/spufs/spufs.h
@@ -149,7 +149,7 @@ long spufs_run_spu(struct file *file,
struct spu_context *ctx, u32 *npc, u32 *status);
long spufs_create(struct nameidata *nd,
unsigned int flags, mode_t mode);
-extern struct file_operations spufs_context_fops;
+extern const struct file_operations spufs_context_fops;
/* gang management */
struct spu_gang *alloc_spu_gang(void);