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| author | Jens Axboe <axboe@kernel.dk> | 2019-05-21 10:45:16 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-05-21 10:47:32 -0600 |
| commit | 829f6a9a93f99231cf1cda088816cce013ec393c (patch) | |
| tree | 279ca85d251172bbe64c7189ab4f47a0014dd0e3 /examples | |
| parent | ffe3e090cd41d0977ca74fafcb452838f76ceea1 (diff) | |
io_uring_submit: fix head/tail wrap issue
Use proper unsigned math to figure out how many entries we have. If
we have head and tail on either side of UINT_MAX, then we currently
don't submit anything as:
while (head < tail) {
is never true.
Reported-by: Weiping Zhang <zhangweiping@didiglobal.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'examples')
0 files changed, 0 insertions, 0 deletions