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authorMartin Brandenburg <martin@omnibond.com>2016-03-24 00:06:25 +0300
committerMike Marshall <hubcap@omnibond.com>2016-03-24 00:36:16 +0300
commitfecd86aac5a7621635b61e7491f0ed73610d76fa (patch)
treef8268df67637c7eee0d2d84b531006849880b4ef /fs/orangefs
parente8da254c415475d3df67966a198523bfe3ac0576 (diff)
downloadlinux-fecd86aac5a7621635b61e7491f0ed73610d76fa.tar.xz
ornagefs: ensure that truncate has an up to date inode size
Signed-off-by: Martin Brandenburg <martin@omnibond.com> Signed-off-by: Mike Marshall <hubcap@omnibond.com>
Diffstat (limited to 'fs/orangefs')
-rw-r--r--fs/orangefs/inode.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index 2e521ec734c4..2382e267b49e 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -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);