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author | Stefan Hajnoczi <stefanha@redhat.com> | 2013-04-05 11:32:21 +0200 |
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committer | Kevin Wolf <kwolf@redhat.com> | 2013-04-05 18:58:05 +0200 |
commit | e660fb8b3ccc94652774d5895d122c0f13aecb89 (patch) | |
tree | 2920792d5bfd08f2aa6cebbe900796fa5dcf0f0d /block.c | |
parent | ae29d6c64bd8d55873a2cb1df50ae4321b497447 (diff) | |
download | hqemu-e660fb8b3ccc94652774d5895d122c0f13aecb89.zip hqemu-e660fb8b3ccc94652774d5895d122c0f13aecb89.tar.gz |
block: drop duplicated slice extension code
The current slice is extended when an I/O request exceeds the limit.
There is no need to extend the slice every time we check a request.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-By: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block.c')
-rw-r--r-- | block.c | 5 |
1 files changed, 1 insertions, 4 deletions
@@ -3867,10 +3867,7 @@ static bool bdrv_exceed_io_limits(BlockDriverState *bs, int nb_sectors, int bps_ret, iops_ret; now = qemu_get_clock_ns(vm_clock); - if ((bs->slice_start < now) - && (bs->slice_end > now)) { - bs->slice_end = now + BLOCK_IO_SLICE_TIME; - } else { + if (now > bs->slice_end) { bs->slice_start = now; bs->slice_end = now + BLOCK_IO_SLICE_TIME; memset(&bs->slice_submitted, 0, sizeof(bs->slice_submitted)); |