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authorHugh Dickins <hugh@veritas.com>2007-03-05 00:30:28 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-05 07:57:51 -0800
commit759b9775c25f5e69aaea8a75c3914019e2dc5539 (patch)
tree14382471e5a23741711443b323199776a94a8c2a
parentcc2cccaec88d422e628e6b588078e1dbdc241896 (diff)
downloadop-kernel-dev-759b9775c25f5e69aaea8a75c3914019e2dc5539.zip
op-kernel-dev-759b9775c25f5e69aaea8a75c3914019e2dc5539.tar.gz
[PATCH] shmem and simple const super_operations
shmem's super_operations were missed from the recent const-ification; and simple_fill_super()'s, which can share with get_sb_pseudo()'s. Signed-off-by: Hugh Dickins <hugh@veritas.com> Acked-by: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/libfs.c10
-rw-r--r--mm/shmem.c4
2 files changed, 8 insertions, 6 deletions
diff --git a/fs/libfs.c b/fs/libfs.c
index cf79196..d93842d 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -190,6 +190,10 @@ const struct inode_operations simple_dir_inode_operations = {
.lookup = simple_lookup,
};
+static const struct super_operations simple_super_operations = {
+ .statfs = simple_statfs,
+};
+
/*
* Common helper for pseudo-filesystems (sockfs, pipefs, bdev - stuff that
* will never be mountable)
@@ -199,7 +203,6 @@ int get_sb_pseudo(struct file_system_type *fs_type, char *name,
struct vfsmount *mnt)
{
struct super_block *s = sget(fs_type, NULL, set_anon_super, NULL);
- static const struct super_operations default_ops = {.statfs = simple_statfs};
struct dentry *dentry;
struct inode *root;
struct qstr d_name = {.name = name, .len = strlen(name)};
@@ -212,7 +215,7 @@ int get_sb_pseudo(struct file_system_type *fs_type, char *name,
s->s_blocksize = 1024;
s->s_blocksize_bits = 10;
s->s_magic = magic;
- s->s_op = ops ? ops : &default_ops;
+ s->s_op = ops ? ops : &simple_super_operations;
s->s_time_gran = 1;
root = new_inode(s);
if (!root)
@@ -359,7 +362,6 @@ int simple_commit_write(struct file *file, struct page *page,
int simple_fill_super(struct super_block *s, int magic, struct tree_descr *files)
{
- static struct super_operations s_ops = {.statfs = simple_statfs};
struct inode *inode;
struct dentry *root;
struct dentry *dentry;
@@ -368,7 +370,7 @@ int simple_fill_super(struct super_block *s, int magic, struct tree_descr *files
s->s_blocksize = PAGE_CACHE_SIZE;
s->s_blocksize_bits = PAGE_CACHE_SHIFT;
s->s_magic = magic;
- s->s_op = &s_ops;
+ s->s_op = &simple_super_operations;
s->s_time_gran = 1;
inode = new_inode(s);
diff --git a/mm/shmem.c b/mm/shmem.c
index fcb0788..b8c429a 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -175,7 +175,7 @@ static inline void shmem_unacct_blocks(unsigned long flags, long pages)
vm_unacct_memory(pages * VM_ACCT(PAGE_CACHE_SIZE));
}
-static struct super_operations shmem_ops;
+static const struct super_operations shmem_ops;
static const struct address_space_operations shmem_aops;
static const struct file_operations shmem_file_operations;
static const struct inode_operations shmem_inode_operations;
@@ -2383,7 +2383,7 @@ static const struct inode_operations shmem_special_inode_operations = {
#endif
};
-static struct super_operations shmem_ops = {
+static const struct super_operations shmem_ops = {
.alloc_inode = shmem_alloc_inode,
.destroy_inode = shmem_destroy_inode,
#ifdef CONFIG_TMPFS
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