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| author |   Oleg Nesterov <oleg@tv-sign.ru> | 2007-11-07 13:51:35 +0100 |
|---|---|---|
| committer |   Jens Axboe <jens.axboe@oracle.com> | 2007-11-07 13:51:35 +0100 |
| commit | 0e7be9edb9134f833278c381b6feabb54b875208 (patch) | |
| tree | a4eca4110f1b672f78191c8a8f92086b1b6ade7a /fs/ioprio.c | |
| parent | cfq: fix IOPRIO_CLASS_IDLE delays (diff) | |
| download | linux-dev-0e7be9edb9134f833278c381b6feabb54b875208.tar.xz linux-dev-0e7be9edb9134f833278c381b6feabb54b875208.zip | |
cfq_idle_class_timer: add paranoid checks for jiffies overflow
In theory, if the queue was idle long enough, cfq_idle_class_timer may have
a false (and very long) timeout because jiffies can wrap into the past wrt
->last_end_request.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions