Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 1/3] bsg: fix bsg_poll() to return POLLOUT properly | Date | Sun, 15 May 2011 14:31:51 +0900 |
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POLLOUT should be returned only if bd->queued_cmds < bd->max_queue so that bsg_alloc_command() can proceed.
Signed-off-by: Namhyung Kim <namhyung@gmail.com> --- block/bsg.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/block/bsg.c b/block/bsg.c index 0c8b64a16484..c4f49e255751 100644 --- a/block/bsg.c +++ b/block/bsg.c @@ -878,7 +878,7 @@ static unsigned int bsg_poll(struct file *file, poll_table *wait) spin_lock_irq(&bd->lock); if (!list_empty(&bd->done_list)) mask |= POLLIN | POLLRDNORM; - if (bd->queued_cmds >= bd->max_queue) + if (bd->queued_cmds < bd->max_queue) mask |= POLLOUT; spin_unlock_irq(&bd->lock); -- 1.7.5
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