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authorTakashi Iwai <tiwai@suse.de>2012-09-05 07:17:31 (GMT)
committerTakashi Iwai <tiwai@suse.de>2012-09-05 07:17:31 (GMT)
commit14e42917216ab0859827c2d8024df45a917301b4 (patch)
treeefbea5d1c54387d62a6fd66a21560232cf312fda /fs/fuse/file.c
parent292f2b6254c9dbb98def6d3521b07a837545ead0 (diff)
parent4266274836e81575ee82498d84f4bd08ab7a7378 (diff)
downloadlinux-fsl-qoriq-14e42917216ab0859827c2d8024df45a917301b4.tar.xz
Merge branch 'fixes' of git://git.alsa-project.org/alsa-kernel into for-next
Diffstat (limited to 'fs/fuse/file.c')
-rw-r--r--fs/fuse/file.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 93d8d6c..aba15f1 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -703,13 +703,16 @@ static ssize_t fuse_file_aio_read(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t pos)
{
struct inode *inode = iocb->ki_filp->f_mapping->host;
+ struct fuse_conn *fc = get_fuse_conn(inode);
- if (pos + iov_length(iov, nr_segs) > i_size_read(inode)) {
+ /*
+ * In auto invalidate mode, always update attributes on read.
+ * Otherwise, only update if we attempt to read past EOF (to ensure
+ * i_size is up to date).
+ */
+ if (fc->auto_inval_data ||
+ (pos + iov_length(iov, nr_segs) > i_size_read(inode))) {
int err;
- /*
- * If trying to read past EOF, make sure the i_size
- * attribute is up-to-date.
- */
err = fuse_update_attributes(inode, NULL, iocb->ki_filp, NULL);
if (err)
return err;
@@ -1700,7 +1703,7 @@ static int fuse_verify_ioctl_iov(struct iovec *iov, size_t count)
size_t n;
u32 max = FUSE_MAX_PAGES_PER_REQ << PAGE_SHIFT;
- for (n = 0; n < count; n++) {
+ for (n = 0; n < count; n++, iov++) {
if (iov->iov_len > (size_t) max)
return -ENOMEM;
max -= iov->iov_len;