diff options
author | Denis V. Lunev <den@openvz.org> | 2015-01-30 11:42:11 +0300 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2015-02-06 17:24:20 +0100 |
commit | 1486df0e312613c6f235ee08488c90cc6b987094 (patch) | |
tree | a31a70688db83652fea802cbc94651d10c15cc02 /block/raw-posix.c | |
parent | a71754e5b03fd3b8b8c6d3bc2a39f75bead729de (diff) |
block/raw-posix: create translate_err helper to merge errno values
actually the code
if (ret == -ENODEV || ret == -ENOSYS || ret == -EOPNOTSUPP ||
ret == -ENOTTY) {
ret = -ENOTSUP;
}
is present twice and will be added a couple more times. Create helper
for this.
CC: Kevin Wolf <kwolf@redhat.com>
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Peter Lieven <pl@kamp.de>
CC: Fam Zheng <famz@redhat.com>
Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/raw-posix.c')
-rw-r--r-- | block/raw-posix.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/block/raw-posix.c b/block/raw-posix.c index e51293a455..24300d0f78 100644 --- a/block/raw-posix.c +++ b/block/raw-posix.c @@ -893,6 +893,15 @@ static int xfs_discard(BDRVRawState *s, int64_t offset, uint64_t bytes) } #endif +static int translate_err(int err) +{ + if (err == -ENODEV || err == -ENOSYS || err == -EOPNOTSUPP || + err == -ENOTTY) { + err = -ENOTSUP; + } + return err; +} + static ssize_t handle_aiocb_write_zeroes(RawPosixAIOData *aiocb) { int ret = -EOPNOTSUPP; @@ -921,10 +930,9 @@ static ssize_t handle_aiocb_write_zeroes(RawPosixAIOData *aiocb) #endif } - if (ret == -ENODEV || ret == -ENOSYS || ret == -EOPNOTSUPP || - ret == -ENOTTY) { + ret = translate_err(ret); + if (ret == -ENOTSUP) { s->has_write_zeroes = false; - ret = -ENOTSUP; } return ret; } @@ -968,10 +976,9 @@ static ssize_t handle_aiocb_discard(RawPosixAIOData *aiocb) #endif } - if (ret == -ENODEV || ret == -ENOSYS || ret == -EOPNOTSUPP || - ret == -ENOTTY) { + ret = translate_err(ret); + if (ret == -ENOTSUP) { s->has_discard = false; - ret = -ENOTSUP; } return ret; } |