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authorDavid Woodhouse <dwmw2@infradead.org>2008-04-22 15:13:40 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2008-04-22 15:13:40 +0100
commitced22070363ef50e4a47aadd003a81ebeaa3f917 (patch)
tree66f094dce47a5a0f8f9936308fffe57e2c50255a /fs/jffs2/wbuf.c
parent52f8301437a0ba744265e0549ee7239eb85426fc (diff)
downloadlinux-linaro-ced22070363ef50e4a47aadd003a81ebeaa3f917.tar.gz
[JFFS2] semaphore->mutex conversion
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2/wbuf.c')
-rw-r--r--fs/jffs2/wbuf.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c
index ba49f19cff8..8de52b60767 100644
--- a/fs/jffs2/wbuf.c
+++ b/fs/jffs2/wbuf.c
@@ -578,8 +578,8 @@ static int __jffs2_flush_wbuf(struct jffs2_sb_info *c, int pad)
if (!jffs2_is_writebuffered(c))
return 0;
- if (!down_trylock(&c->alloc_sem)) {
- up(&c->alloc_sem);
+ if (mutex_trylock(&c->alloc_sem)) {
+ mutex_unlock(&c->alloc_sem);
printk(KERN_CRIT "jffs2_flush_wbuf() called with alloc_sem not locked!\n");
BUG();
}
@@ -702,10 +702,10 @@ int jffs2_flush_wbuf_gc(struct jffs2_sb_info *c, uint32_t ino)
if (!c->wbuf)
return 0;
- down(&c->alloc_sem);
+ mutex_lock(&c->alloc_sem);
if (!jffs2_wbuf_pending_for_ino(c, ino)) {
D1(printk(KERN_DEBUG "Ino #%d not pending in wbuf. Returning\n", ino));
- up(&c->alloc_sem);
+ mutex_unlock(&c->alloc_sem);
return 0;
}
@@ -725,14 +725,14 @@ int jffs2_flush_wbuf_gc(struct jffs2_sb_info *c, uint32_t ino)
} else while (old_wbuf_len &&
old_wbuf_ofs == c->wbuf_ofs) {
- up(&c->alloc_sem);
+ mutex_unlock(&c->alloc_sem);
D1(printk(KERN_DEBUG "jffs2_flush_wbuf_gc() calls gc pass\n"));
ret = jffs2_garbage_collect_pass(c);
if (ret) {
/* GC failed. Flush it with padding instead */
- down(&c->alloc_sem);
+ mutex_lock(&c->alloc_sem);
down_write(&c->wbuf_sem);
ret = __jffs2_flush_wbuf(c, PAD_ACCOUNTING);
/* retry flushing wbuf in case jffs2_wbuf_recover
@@ -742,12 +742,12 @@ int jffs2_flush_wbuf_gc(struct jffs2_sb_info *c, uint32_t ino)
up_write(&c->wbuf_sem);
break;
}
- down(&c->alloc_sem);
+ mutex_lock(&c->alloc_sem);
}
D1(printk(KERN_DEBUG "jffs2_flush_wbuf_gc() ends...\n"));
- up(&c->alloc_sem);
+ mutex_unlock(&c->alloc_sem);
return ret;
}