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| author | Michal Marek <mmarek@suse.cz> | 2011-06-07 15:37:51 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2011-06-07 15:37:51 +0200 |
| commit | 2e483528cebad089d0bb3f9aebb0ada22d968ffa (patch) | |
| tree | d701405826b271e819a9a8500838cebd37b1364a /fs/hpfs/buffer.c | |
| parent | 163d3fe6a2357aba7b18b938d6ae6ce9570324e4 (diff) | |
| parent | 55922c9d1b84b89cb946c777fddccb3247e7df2c (diff) | |
Merge commit 'v3.0-rc1' into kbuild/kbuild
Diffstat (limited to 'fs/hpfs/buffer.c')
| -rw-r--r-- | fs/hpfs/buffer.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/fs/hpfs/buffer.c b/fs/hpfs/buffer.c index 793cb9d943d2..9ecde27d1e29 100644 --- a/fs/hpfs/buffer.c +++ b/fs/hpfs/buffer.c @@ -9,22 +9,6 @@ #include <linux/slab.h> #include "hpfs_fn.h" -void hpfs_lock_creation(struct super_block *s) -{ -#ifdef DEBUG_LOCKS - printk("lock creation\n"); -#endif - mutex_lock(&hpfs_sb(s)->hpfs_creation_de); -} - -void hpfs_unlock_creation(struct super_block *s) -{ -#ifdef DEBUG_LOCKS - printk("unlock creation\n"); -#endif - mutex_unlock(&hpfs_sb(s)->hpfs_creation_de); -} - /* Map a sector into a buffer and return pointers to it and to the buffer. */ void *hpfs_map_sector(struct super_block *s, unsigned secno, struct buffer_head **bhp, @@ -32,6 +16,8 @@ void *hpfs_map_sector(struct super_block *s, unsigned secno, struct buffer_head { struct buffer_head *bh; + hpfs_lock_assert(s); + cond_resched(); *bhp = bh = sb_bread(s, secno); @@ -50,6 +36,8 @@ void *hpfs_get_sector(struct super_block *s, unsigned secno, struct buffer_head struct buffer_head *bh; /*return hpfs_map_sector(s, secno, bhp, 0);*/ + hpfs_lock_assert(s); + cond_resched(); if ((*bhp = bh = sb_getblk(s, secno)) != NULL) { @@ -70,6 +58,8 @@ void *hpfs_map_4sectors(struct super_block *s, unsigned secno, struct quad_buffe struct buffer_head *bh; char *data; + hpfs_lock_assert(s); + cond_resched(); if (secno & 3) { @@ -125,6 +115,8 @@ void *hpfs_get_4sectors(struct super_block *s, unsigned secno, { cond_resched(); + hpfs_lock_assert(s); + if (secno & 3) { printk("HPFS: hpfs_get_4sectors: unaligned read\n"); return NULL; |