The patch titled kfifo: fix kfifo_out_locked race bug has been removed from the -mm tree. Its filename was kfifo-fix-kfifo_out_locked-race-bug.patch This patch was dropped because it was merged into mainline or a subsystem tree The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: kfifo: fix kfifo_out_locked race bug From: Stefani Seibold <stefani@xxxxxxxxxxx> Fix a wrong optimization in include/linux/kfifo.h which could cause a race in kfifo_out_locked. Signed-off-by: Stefani Seibold <stefani@xxxxxxxxxxx> Reported-by: Johan Hovold <jhovold@xxxxxxxxx> Cc: Pete Zaitcev <zaitcev@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/kfifo.h | 7 ------- 1 file changed, 7 deletions(-) diff -puN include/linux/kfifo.h~kfifo-fix-kfifo_out_locked-race-bug include/linux/kfifo.h --- a/include/linux/kfifo.h~kfifo-fix-kfifo_out_locked-race-bug +++ a/include/linux/kfifo.h @@ -228,13 +228,6 @@ static inline __must_check unsigned int ret = kfifo_out(fifo, to, n); - /* - * optimization: if the FIFO is empty, set the indices to 0 - * so we don't wrap the next time - */ - if (kfifo_is_empty(fifo)) - kfifo_reset(fifo); - spin_unlock_irqrestore(lock, flags); return ret; _ Patches currently in -mm which might be from stefani@xxxxxxxxxxx are origin.patch linux-next.patch drivers-media-video-cx23885-needs-kfifo-conversion.patch checkpatchpl-add-union-and-struct-to-the-exceptions-list.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html