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Diffstat (limited to 'fs/xfs/xfs_file.c')
-rw-r--r--fs/xfs/xfs_file.c29
1 files changed, 11 insertions, 18 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index 9f7ec15a6522..56afcdb2377d 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -236,7 +236,6 @@ xfs_file_aio_read(
ssize_t ret = 0;
int ioflags = 0;
xfs_fsize_t n;
- unsigned long seg;
XFS_STATS_INC(xs_read_calls);
@@ -247,19 +246,9 @@ xfs_file_aio_read(
if (file->f_mode & FMODE_NOCMTIME)
ioflags |= IO_INVIS;
- /* START copy & waste from filemap.c */
- for (seg = 0; seg < nr_segs; seg++) {
- const struct iovec *iv = &iovp[seg];
-
- /*
- * If any segment has a negative length, or the cumulative
- * length ever wraps negative then return -EINVAL.
- */
- size += iv->iov_len;
- if (unlikely((ssize_t)(size|iv->iov_len) < 0))
- return XFS_ERROR(-EINVAL);
- }
- /* END copy & waste from filemap.c */
+ ret = generic_segment_checks(iovp, &nr_segs, &size, VERIFY_WRITE);
+ if (ret < 0)
+ return ret;
if (unlikely(ioflags & IO_ISDIRECT)) {
xfs_buftarg_t *target =
@@ -273,7 +262,7 @@ xfs_file_aio_read(
}
}
- n = XFS_MAXIOFFSET(mp) - iocb->ki_pos;
+ n = mp->m_super->s_maxbytes - iocb->ki_pos;
if (n <= 0 || size == 0)
return 0;
@@ -781,10 +770,12 @@ xfs_file_aio_write(
if (ocount == 0)
return 0;
- xfs_wait_for_freeze(ip->i_mount, SB_FREEZE_WRITE);
+ sb_start_write(inode->i_sb);
- if (XFS_FORCED_SHUTDOWN(ip->i_mount))
- return -EIO;
+ if (XFS_FORCED_SHUTDOWN(ip->i_mount)) {
+ ret = -EIO;
+ goto out;
+ }
if (unlikely(file->f_flags & O_DIRECT))
ret = xfs_file_dio_aio_write(iocb, iovp, nr_segs, pos, ocount);
@@ -803,6 +794,8 @@ xfs_file_aio_write(
ret = err;
}
+out:
+ sb_end_write(inode->i_sb);
return ret;
}