From 203627bbc90377c509e32450c67c5d957ba2d989 Mon Sep 17 00:00:00 2001
From: Miklos Szeredi <mszeredi@suse.cz>
Date: Thu, 10 May 2012 19:49:38 +0400
Subject: fuse: fix blksize calculation
Don't use inode->i_blkbits which might be stale, instead calculate the blksize
information from the freshly obtained attributes.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
---
fs/fuse/dir.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
(limited to 'fs')
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index bc43832..334e0b1 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -775,6 +775,8 @@ static int fuse_link(struct dentry *entry, struct inode *newdir,
static void fuse_fillattr(struct inode *inode, struct fuse_attr *attr,
struct kstat *stat)
{
+ unsigned int blkbits;
+
stat->dev = inode->i_sb->s_dev;
stat->ino = attr->ino;
stat->mode = (inode->i_mode & S_IFMT) | (attr->mode & 07777);
@@ -790,7 +792,13 @@ static void fuse_fillattr(struct inode *inode, struct fuse_attr *attr,
stat->ctime.tv_nsec = attr->ctimensec;
stat->size = attr->size;
stat->blocks = attr->blocks;
- stat->blksize = (1 << inode->i_blkbits);
+
+ if (attr->blksize != 0)
+ blkbits = ilog2(attr->blksize);
+ else
+ blkbits = inode->i_sb->s_blocksize_bits;
+
+ stat->blksize = 1 << blkbits;
}
static int fuse_do_getattr(struct inode *inode, struct kstat *stat,
--
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