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block-6.7-2023-12-29

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Merge tag 'block-6.7-2023-12-29' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:
 "Fix for a badly numbered flag, and a regression fix for the badblocks
  updates from this merge window"

* tag 'block-6.7-2023-12-29' of git://git.kernel.dk/linux:
  block: renumber QUEUE_FLAG_HW_WC
  badblocks: avoid checking invalid range in badblocks_check()
This commit is contained in:
Linus Torvalds 2023-12-29 11:41:40 -08:00
commit 09c57a762e
2 changed files with 5 additions and 3 deletions
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6
block/badblocks.c
View File

@ -1312,12 +1312,14 @@ re_check:
prev = prev_badblocks(bb, &bad, hint);
/* start after all badblocks */
if ((prev + 1) >= bb->count && !overlap_front(bb, prev, &bad)) {
if ((prev >= 0) &&
((prev + 1) >= bb->count) && !overlap_front(bb, prev, &bad)) {
len = sectors;
goto update_sectors;
}
if (overlap_front(bb, prev, &bad)) {
/* Overlapped with front badblocks record */
if ((prev >= 0) && overlap_front(bb, prev, &bad)) {
if (BB_ACK(p[prev]))
acked_badblocks++;
else

2
include/linux/blkdev.h
View File

@ -538,7 +538,7 @@ struct request_queue {
#define QUEUE_FLAG_ADD_RANDOM 10 /* Contributes to random pool */
#define QUEUE_FLAG_SYNCHRONOUS 11 /* always completes in submit context */
#define QUEUE_FLAG_SAME_FORCE 12 /* force complete on same CPU */
#define QUEUE_FLAG_HW_WC 18 /* Write back caching supported */
#define QUEUE_FLAG_HW_WC 13 /* Write back caching supported */
#define QUEUE_FLAG_INIT_DONE 14 /* queue is initialized */
#define QUEUE_FLAG_STABLE_WRITES 15 /* don't modify blks until WB is done */
#define QUEUE_FLAG_POLL 16 /* IO polling enabled if set */