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ornagefs: ensure that truncate has an up to date inode size

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Signed-off-by: Martin Brandenburg <martin@omnibond.com>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
This commit is contained in:
Martin Brandenburg 2016-03-23 17:06:25 -04:00 committed by Mike Marshall
parent e8da254c41
commit fecd86aac5
1 changed files with 12 additions and 1 deletions
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13
fs/orangefs/inode.c
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@ -157,7 +157,7 @@ static int orangefs_setattr_size(struct inode *inode, struct iattr *iattr)
{
struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
struct orangefs_kernel_op_s *new_op;
loff_t orig_size = i_size_read(inode);
loff_t orig_size;
int ret = -EINVAL;
gossip_debug(GOSSIP_INODE_DEBUG,
@ -168,6 +168,17 @@ static int orangefs_setattr_size(struct inode *inode, struct iattr *iattr)
orangefs_inode->refn.fs_id,
iattr->ia_size);
/* Ensure that we have a up to date size, so we know if it changed. */
ret = orangefs_inode_getattr(inode, 0, 1);
if (ret == -ESTALE)
ret = -EIO;
if (ret) {
gossip_err("%s: orangefs_inode_getattr failed, ret:%d:.\n",
__func__, ret);
return ret;
}
orig_size = i_size_read(inode);
truncate_setsize(inode, iattr->ia_size);
new_op = op_alloc(ORANGEFS_VFS_OP_TRUNCATE);