From fac1f0e34026a656174102ebad4d1cd71cd4fe2c Mon Sep 17 00:00:00 2001
From: Jan Harkes <jaharkes@cs.cmu.edu>
Date: Thu, 19 Jul 2007 01:48:44 -0700
Subject: [PATCH] coda: coda doesn't track atime
Set MS_NOATIME flag to avoid unnecessary calls when the coda inode is
accessed.
Also, set statfs.f_bsize to 4k. 1k is obviously too small for the suggested
IO size.
Signed-off-by: Jan Harkes <jaharkes@cs.cmu.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/coda/inode.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/fs/coda/inode.c b/fs/coda/inode.c
index dbff1bd4fb96..29e441765600 100644
--- a/fs/coda/inode.c
+++ b/fs/coda/inode.c
@@ -83,7 +83,7 @@ void coda_destroy_inodecache(void)
static int coda_remount(struct super_block *sb, int *flags, char *data)
{
- *flags |= MS_NODIRATIME;
+ *flags |= MS_NOATIME;
return 0;
}
@@ -176,12 +176,12 @@ static int coda_fill_super(struct super_block *sb, void *data, int silent)
sbi->sbi_vcomm = vc;
- sb->s_fs_info = sbi;
- sb->s_flags |= MS_NODIRATIME; /* probably even noatime */
- sb->s_blocksize = 1024; /* XXXXX what do we put here?? */
- sb->s_blocksize_bits = 10;
- sb->s_magic = CODA_SUPER_MAGIC;
- sb->s_op = &coda_super_operations;
+ sb->s_fs_info = sbi;
+ sb->s_flags |= MS_NOATIME;
+ sb->s_blocksize = 4096; /* XXXXX what do we put here?? */
+ sb->s_blocksize_bits = 12;
+ sb->s_magic = CODA_SUPER_MAGIC;
+ sb->s_op = &coda_super_operations;
/* get root fid from Venus: this needs the root inode */
error = venus_rootfid(sb, &fid);
@@ -296,7 +296,7 @@ static int coda_statfs(struct dentry *dentry, struct kstatfs *buf)
/* and fill in the rest */
buf->f_type = CODA_SUPER_MAGIC;
- buf->f_bsize = 1024;
+ buf->f_bsize = 4096;
buf->f_namelen = CODA_MAXNAMLEN;
return 0;
--
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