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authorLinus Torvalds <torvalds@linux-foundation.org>2019-12-13 14:27:19 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-12-13 14:27:19 -0800
commitf1fcd7786ec8e316b69860ab856f29f346a9b301 (patch)
treee913c7a36d17e6aad5e451fffa37e4a3d51c7115 /block/blk-core.c
parent5bd831a469e0c8368fe02b21157ea5c731f84967 (diff)
parent5addeae1bedc4c126b179f61e43e039bb373581f (diff)
downloadlinux-f1fcd7786ec8e316b69860ab856f29f346a9b301.tar.bz2
Merge tag 'for-linus-20191212' of git://git.kernel.dk/linux-block
Pull block fixes from Jens Axboe: - stable fix for the bi_size overflow. Not a corruption issue, but a case wher we could merge but disallowed (Andreas) - NVMe pull request via Keith, with various fixes. - MD pull request from Song. - Merge window regression fix for the rq passthrough stats (Logan) - Remove unused blkcg_drain_queue() function (Guoqing) * tag 'for-linus-20191212' of git://git.kernel.dk/linux-block: blk-cgroup: remove blkcg_drain_queue block: fix NULL pointer dereference in account statistics with IDE md: make sure desc_nr less than MD_SB_DISKS md: raid1: check rdev before reference in raid1_sync_request func raid5: need to set STRIPE_HANDLE for batch head block: fix "check bi_size overflow before merge" nvme/pci: Fix read queue count nvme/pci Limit write queue sizes to possible cpus nvme/pci: Fix write and poll queue types nvme/pci: Remove last_cq_head nvme: Namepace identification descriptor list is optional nvme-fc: fix double-free scenarios on hw queues nvme: else following return is not needed nvme: add error message on mismatching controller ids nvme_fc: add module to ops template to allow module references nvmet-loop: Avoid preallocating big SGL for data nvme-fc: Avoid preallocating big SGL for data nvme-rdma: Avoid preallocating big SGL for data
Diffstat (limited to 'block/blk-core.c')
-rw-r--r--block/blk-core.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index e4b27f7e9f51..e0a094fddee5 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1310,7 +1310,7 @@ EXPORT_SYMBOL_GPL(blk_rq_err_bytes);
void blk_account_io_completion(struct request *req, unsigned int bytes)
{
- if (blk_do_io_stat(req)) {
+ if (req->part && blk_do_io_stat(req)) {
const int sgrp = op_stat_group(req_op(req));
struct hd_struct *part;
@@ -1328,7 +1328,8 @@ void blk_account_io_done(struct request *req, u64 now)
* normal IO on queueing nor completion. Accounting the
* containing request is enough.
*/
- if (blk_do_io_stat(req) && !(req->rq_flags & RQF_FLUSH_SEQ)) {
+ if (req->part && blk_do_io_stat(req) &&
+ !(req->rq_flags & RQF_FLUSH_SEQ)) {
const int sgrp = op_stat_group(req_op(req));
struct hd_struct *part;