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linux/block
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Christoph Hellwig b5129bda5b block: only restrict bio allocation gfp mask asked to block 
If the caller is asking for a non-blocking allocation, we should not
further restrict the gfp mask, which just increases the likelihood
of failures.

Fixes: b520c4eef8 ("block: split bio_alloc_bioset more clearly into a fast and slowpath")
Reported-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Link: https://patch.msgid.link/20260415060813.807659-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-04-21 11:42:12 -06:00
..
partitions block: use sysfs_emit in sysfs show functions 2026-04-03 05:07:46 -06:00
badblocks.c badblocks: Fix a nonsense WARN_ON() which checks whether a u64 variable < 0 2025-03-10 07:41:58 -06:00
bdev.c bdev: Drop pointless invalidate_inode_buffers() call 2026-03-26 15:03:27 +01:00
bfq-cgroup.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
bfq-iosched.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
bfq-iosched.h block, bfq: update outdated comment 2026-01-01 08:57:37 -07:00
bfq-wf2q.c block, bfq: inject I/O to underutilized actuators 2023-01-29 15:18:33 -07:00
bio-integrity-auto.c block: Add WQ_PERCPU to alloc_workqueue users 2026-04-17 14:38:22 -06:00
bio-integrity-fs.c block: add fs_bio_integrity helpers 2026-03-09 07:47:02 -06:00
bio-integrity.c block: relax pgmap check in bio_add_page for compatible zone device pages 2026-04-17 14:37:08 -06:00
bio.c block: only restrict bio allocation gfp mask asked to block 2026-04-21 11:42:12 -06:00
blk-cgroup-fc-appid.c block: Replace all non-returning strlcpy with strscpy 2023-06-01 09:13:31 -06:00
blk-cgroup-rwstat.c blk-cgroup: use group allocation/free of per-cpu counters API 2024-04-03 09:10:17 -06:00
blk-cgroup-rwstat.h blk-cgroup: rwstat: fix kernel-doc warnings in header file 2025-01-13 07:47:09 -07:00
blk-cgroup.c blk-cgroup: fix disk reference leak in blkcg_maybe_throttle_current() 2026-03-31 13:55:41 -06:00
blk-cgroup.h block: initialize bio issue time in blk_mq_submit_bio() 2025-09-10 05:23:45 -06:00
blk-core.c block: Add WQ_PERCPU to alloc_workqueue users 2026-04-17 14:38:22 -06:00
blk-crypto-fallback.c Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 2026-02-22 08:26:33 -08:00
blk-crypto-internal.h blk-crypto: handle the fallback above the block layer 2026-01-11 12:55:41 -07:00
blk-crypto-profile.c Convert more 'alloc_obj' cases to default GFP_KERNEL arguments 2026-02-21 20:03:00 -08:00
blk-crypto-sysfs.c blk-crypto: make blk_crypto_attr instances const 2026-03-17 19:29:16 -06:00
blk-crypto.c blk-crypto: handle the fallback above the block layer 2026-01-11 12:55:41 -07:00
blk-flush.c block: pass io_comp_batch to rq_end_io_fn callback 2026-01-20 10:12:54 -07:00
blk-ia-ranges.c block: ia-ranges: make blk_ia_range_sysfs_entry instances const 2026-03-17 19:29:16 -06:00
blk-integrity.c block: don't merge bios with different app_tags 2026-01-06 19:10:08 -07:00
blk-ioc.c copy_process: pass clone_flags as u64 across calltree 2025-09-01 15:31:34 +02:00
blk-iocost.c blk-iocost: fix busy_level reset when no IOs complete 2026-03-31 13:56:38 -06:00
blk-iolatency.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
blk-ioprio.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
blk-ioprio.h blk-ioprio: remove per-disk structure 2024-07-28 16:47:51 -06:00
blk-lib.c block: add a bio_submit_or_kill helper 2026-04-07 08:22:24 -06:00
blk-map.c block-7.0-20260305 2026-03-06 08:36:18 -08:00
blk-merge.c for-7.0/block-stable-pages-20260206 2026-02-09 18:14:52 -08:00
blk-mq-cpumap.c blk-mq: add number of queue calc helper 2025-07-01 10:24:19 -06:00
blk-mq-debugfs.c block: allow submitting all zone writes from a single context 2026-03-09 14:30:00 -06:00
blk-mq-debugfs.h blk-mq-debugfs: remove blk_mq_debugfs_unregister_rqos() 2026-02-02 07:05:19 -07:00
blk-mq-dma.c block: fix partial IOVA mapping cleanup in blk_rq_dma_map_iova 2026-02-12 04:23:31 -07:00
blk-mq-sched.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
blk-mq-sched.h blk-mq-sched: unify elevators checking for async requests 2026-02-03 07:45:36 -07:00
blk-mq-sysfs.c blk-mq: make blk_mq_hw_ctx_sysfs_entry instances const 2026-03-17 19:29:16 -06:00
blk-mq-tag.c blk-mq: use array manage hctx map instead of xarray 2025-11-28 09:09:19 -07:00
blk-mq.c block: clear BIO_QOS flags in blk_steal_bios() 2026-03-10 07:11:09 -06:00
blk-mq.h blk-mq: use queue_hctx in blk_mq_map_queue_type 2025-12-01 07:18:31 -07:00
blk-pm.c block: force noio scope in blk_mq_freeze_queue 2025-01-31 07:20:08 -07:00
blk-pm.h
blk-rq-qos.c blk-mq-debugfs: remove blk_mq_debugfs_unregister_rqos() 2026-02-02 07:05:19 -07:00
blk-rq-qos.h blk-rq-qos: Remove unlikely() hints from QoS checks 2026-01-06 19:08:23 -07:00
blk-settings.c blk-integrity: support arbitrary buffer alignment 2026-03-14 07:44:30 -06:00
blk-stat.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
blk-stat.h blk-stat: convert struct blk_stat_callback to kernel-doc 2026-02-16 10:21:06 -07:00
blk-sysfs.c block: make queue_sysfs_entry instances const 2026-03-17 19:29:16 -06:00
blk-throttle.c block/blk-throttle: Add WQ_PERCPU to alloc_workqueue users 2026-04-17 14:38:22 -06:00
blk-throttle.h blk-throttle: fix access race during throttle policy activation 2025-09-08 08:24:44 -06:00
blk-timeout.c
blk-wbt.c blk-wbt: remove WARN_ON_ONCE from wbt_init_enable_default() 2026-04-06 12:54:03 -06:00
blk-wbt.h blk-wbt: factor out a helper wbt_set_lat() 2026-02-02 07:05:19 -07:00
blk-zoned.c block: refactor blkdev_zone_mgmt_ioctl 2026-04-09 19:14:58 -06:00
blk.h block: relax pgmap check in bio_add_page for compatible zone device pages 2026-04-17 14:37:08 -06:00
bsg-lib.c bsg: add io_uring command support to generic layer 2026-03-19 11:38:24 -06:00
bsg.c bsg: add io_uring command support to generic layer 2026-03-19 11:38:24 -06:00
disk-events.c loop: fix partition scan race between udev and loop_reread_partitions() 2026-03-31 07:04:34 -06:00
early-lookup.c wrapper for access to ->bd_partno 2024-05-02 17:48:09 -04:00
elevator.c block: use trylock to avoid lockdep circular dependency in sysfs 2026-03-05 04:01:42 -07:00
elevator.h block: fix race between wbt_enable_default and IO submission 2025-12-12 12:51:11 -07:00
fops.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
genhd.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
holder.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
ioctl.c block: add a bio_submit_or_kill helper 2026-04-07 08:22:24 -06:00
ioprio.c block: remove test of incorrect io priority level 2025-05-08 09:04:12 -06:00
Kconfig block: Remove obsolete configs BLK_MQ_{PCI,VIRTIO} 2025-05-14 05:43:56 -06:00
Kconfig.iosched block: Default to use cgroup support for BFQ 2023-01-30 09:42:42 -07:00
kyber-iosched.c kyber: covert to use request_queue->async_depth 2026-02-03 07:45:36 -07:00
Makefile block: add fs_bio_integrity helpers 2026-03-09 07:47:02 -06:00
mq-deadline.c mq-deadline: covert to use request_queue->async_depth 2026-02-03 07:45:36 -07:00
opal_proto.h sed-opal: Add STACK_RESET command 2026-03-31 07:04:00 -06:00
sed-opal.c sed-opal: Add STACK_RESET command 2026-03-31 07:04:00 -06:00
t10-pi.c blk-integrity: support arbitrary buffer alignment 2026-03-14 07:44:30 -06:00