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authorJeremy Kerr <jk@ozlabs.org>2009-02-17 11:44:14 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-02-23 10:48:59 +1100
commit74254647e06452faff3675f9cd347ef2a5d63d90 (patch)
tree1d92362a16faafed97889cbe720a926fa0d1dd81 /arch/powerpc/platforms
parent3688b46b89a1a64d5eeb0df5f9d82e109712fffe (diff)
powerpc/spufs: Constify context contents and coredump callback constants
The spufs context directory contents definitions are not changed after initialisation, so we can declare them as const. We can do the same with the spu coredump reader callbacks too. Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/cell/spufs/file.c8
-rw-r--r--arch/powerpc/platforms/cell/spufs/inode.c5
-rw-r--r--arch/powerpc/platforms/cell/spufs/spufs.h8
3 files changed, 11 insertions, 10 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index 0da7f2bf5ee1..9e4f2739341d 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -2665,7 +2665,7 @@ static const struct file_operations spufs_ctx_fops = {
.release = single_release,
};
-struct spufs_tree_descr spufs_dir_contents[] = {
+const struct spufs_tree_descr spufs_dir_contents[] = {
{ "capabilities", &spufs_caps_fops, 0444, },
{ "mem", &spufs_mem_fops, 0666, LS_SIZE, },
{ "regs", &spufs_regs_fops, 0666, sizeof(struct spu_reg128[128]), },
@@ -2706,7 +2706,7 @@ struct spufs_tree_descr spufs_dir_contents[] = {
{},
};
-struct spufs_tree_descr spufs_dir_nosched_contents[] = {
+const struct spufs_tree_descr spufs_dir_nosched_contents[] = {
{ "capabilities", &spufs_caps_fops, 0444, },
{ "mem", &spufs_mem_fops, 0666, LS_SIZE, },
{ "mbox", &spufs_mbox_fops, 0444, },
@@ -2731,12 +2731,12 @@ struct spufs_tree_descr spufs_dir_nosched_contents[] = {
{},
};
-struct spufs_tree_descr spufs_dir_debug_contents[] = {
+const struct spufs_tree_descr spufs_dir_debug_contents[] = {
{ ".ctx", &spufs_ctx_fops, 0444, },
{},
};
-struct spufs_coredump_reader spufs_coredump_read[] = {
+const struct spufs_coredump_reader spufs_coredump_read[] = {
{ "regs", __spufs_regs_read, NULL, sizeof(struct spu_reg128[128])},
{ "fpcr", __spufs_fpcr_read, NULL, sizeof(struct spu_reg128) },
{ "lslr", NULL, spufs_lslr_get, 19 },
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index e309ef70a531..64f068540d0d 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -186,8 +186,9 @@ static int spufs_rmdir(struct inode *parent, struct dentry *dir)
return simple_rmdir(parent, dir);
}
-static int spufs_fill_dir(struct dentry *dir, struct spufs_tree_descr *files,
- int mode, struct spu_context *ctx)
+static int spufs_fill_dir(struct dentry *dir,
+ const struct spufs_tree_descr *files, int mode,
+ struct spu_context *ctx)
{
struct dentry *dentry, *tmp;
int ret;
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h
index 3bf908e2873a..ae31573bea4a 100644
--- a/arch/powerpc/platforms/cell/spufs/spufs.h
+++ b/arch/powerpc/platforms/cell/spufs/spufs.h
@@ -241,9 +241,9 @@ struct spufs_tree_descr {
size_t size;
};
-extern struct spufs_tree_descr spufs_dir_contents[];
-extern struct spufs_tree_descr spufs_dir_nosched_contents[];
-extern struct spufs_tree_descr spufs_dir_debug_contents[];
+extern const struct spufs_tree_descr spufs_dir_contents[];
+extern const struct spufs_tree_descr spufs_dir_nosched_contents[];
+extern const struct spufs_tree_descr spufs_dir_debug_contents[];
/* system call implementation */
extern struct spufs_calls spufs_calls;
@@ -358,7 +358,7 @@ struct spufs_coredump_reader {
u64 (*get)(struct spu_context *ctx);
size_t size;
};
-extern struct spufs_coredump_reader spufs_coredump_read[];
+extern const struct spufs_coredump_reader spufs_coredump_read[];
extern int spufs_coredump_num_notes;
extern int spu_init_csa(struct spu_state *csa);