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authorYan Burman <burman.yan@gmail.com>2006-12-08 02:39:41 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-08 08:29:02 -0800
commit4b3bb06bea649396490094780f90d315c152f6ab (patch)
tree7aa0dac29fe4837735d215effa1dce469e792ab5 /fs/nfsd/vfs.c
parent14d2b59e8c1634ceb995097b162592b0af139578 (diff)
downloadop-kernel-dev-4b3bb06bea649396490094780f90d315c152f6ab.zip
op-kernel-dev-4b3bb06bea649396490094780f90d315c152f6ab.tar.gz
[PATCH] nfsd: replace kmalloc+memset with kcalloc + simplify NULL check
Replace kmalloc+memset with kcalloc and simplify Signed-off-by: Yan Burman <burman.yan@gmail.com> Cc: Neil Brown <neilb@cse.unsw.edu.au> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/nfsd/vfs.c')
-rw-r--r--fs/nfsd/vfs.c37
1 files changed, 18 insertions, 19 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index d610edd..4883d75 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1885,28 +1885,27 @@ nfsd_racache_init(int cache_size)
return 0;
if (cache_size < 2*RAPARM_HASH_SIZE)
cache_size = 2*RAPARM_HASH_SIZE;
- raparml = kmalloc(sizeof(struct raparms) * cache_size, GFP_KERNEL);
-
- if (raparml != NULL) {
- dprintk("nfsd: allocating %d readahead buffers.\n",
- cache_size);
- for (i = 0 ; i < RAPARM_HASH_SIZE ; i++) {
- raparm_hash[i].pb_head = NULL;
- spin_lock_init(&raparm_hash[i].pb_lock);
- }
- nperbucket = cache_size >> RAPARM_HASH_BITS;
- memset(raparml, 0, sizeof(struct raparms) * cache_size);
- for (i = 0; i < cache_size - 1; i++) {
- if (i % nperbucket == 0)
- raparm_hash[j++].pb_head = raparml + i;
- if (i % nperbucket < nperbucket-1)
- raparml[i].p_next = raparml + i + 1;
- }
- } else {
+ raparml = kcalloc(cache_size, sizeof(struct raparms), GFP_KERNEL);
+
+ if (!raparml) {
printk(KERN_WARNING
- "nfsd: Could not allocate memory read-ahead cache.\n");
+ "nfsd: Could not allocate memory read-ahead cache.\n");
return -ENOMEM;
}
+
+ dprintk("nfsd: allocating %d readahead buffers.\n", cache_size);
+ for (i = 0 ; i < RAPARM_HASH_SIZE ; i++) {
+ raparm_hash[i].pb_head = NULL;
+ spin_lock_init(&raparm_hash[i].pb_lock);
+ }
+ nperbucket = cache_size >> RAPARM_HASH_BITS;
+ for (i = 0; i < cache_size - 1; i++) {
+ if (i % nperbucket == 0)
+ raparm_hash[j++].pb_head = raparml + i;
+ if (i % nperbucket < nperbucket-1)
+ raparml[i].p_next = raparml + i + 1;
+ }
+
nfsdstats.ra_size = cache_size;
return 0;
}
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