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authorLinus Torvalds <torvalds@linux-foundation.org>2013-02-22 01:38:49 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-22 01:38:49 (GMT)
commit7c2db36e730ee4facd341679ecb21ee73ba92831 (patch)
tree75016fba72aaf0581b9263f7fa4c565e6e634f3c /block
parent8b5628ab83b671f96ac9f174c1bd51c92589fc82 (diff)
parenta47a376f1c025e23e836c0376813c0424de665c2 (diff)
downloadlinux-7c2db36e730ee4facd341679ecb21ee73ba92831.tar.xz
Merge branch 'akpm' (incoming from Andrew)
Merge misc patches from Andrew Morton: - Florian has vanished so I appear to have become fbdev maintainer again :( - Joel and Mark are distracted to welcome to the new OCFS2 maintainer - The backlight queue - Small core kernel changes - lib/ updates - The rtc queue - Various random bits * akpm: (164 commits) rtc: rtc-davinci: use devm_*() functions rtc: rtc-max8997: use devm_request_threaded_irq() rtc: rtc-max8907: use devm_request_threaded_irq() rtc: rtc-da9052: use devm_request_threaded_irq() rtc: rtc-wm831x: use devm_request_threaded_irq() rtc: rtc-tps80031: use devm_request_threaded_irq() rtc: rtc-lp8788: use devm_request_threaded_irq() rtc: rtc-coh901331: use devm_clk_get() rtc: rtc-vt8500: use devm_*() functions rtc: rtc-tps6586x: use devm_request_threaded_irq() rtc: rtc-imxdi: use devm_clk_get() rtc: rtc-cmos: use dev_warn()/dev_dbg() instead of printk()/pr_debug() rtc: rtc-pcf8583: use dev_warn() instead of printk() rtc: rtc-sun4v: use pr_warn() instead of printk() rtc: rtc-vr41xx: use dev_info() instead of printk() rtc: rtc-rs5c313: use pr_err() instead of printk() rtc: rtc-at91rm9200: use dev_dbg()/dev_err() instead of printk()/pr_debug() rtc: rtc-rs5c372: use dev_dbg()/dev_warn() instead of printk()/pr_debug() rtc: rtc-ds2404: use dev_err() instead of printk() rtc: rtc-efi: use dev_err()/dev_warn()/pr_err() instead of printk() ...
Diffstat (limited to 'block')
-rw-r--r--block/blk-core.c8
-rw-r--r--block/blk-integrity.c4
2 files changed, 9 insertions, 3 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index c973249..277134c 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1474,6 +1474,11 @@ void blk_queue_bio(struct request_queue *q, struct bio *bio)
*/
blk_queue_bounce(q, &bio);
+ if (bio_integrity_enabled(bio) && bio_integrity_prep(bio)) {
+ bio_endio(bio, -EIO);
+ return;
+ }
+
if (bio->bi_rw & (REQ_FLUSH | REQ_FUA)) {
spin_lock_irq(q->queue_lock);
where = ELEVATOR_INSERT_FLUSH;
@@ -1714,9 +1719,6 @@ generic_make_request_checks(struct bio *bio)
*/
blk_partition_remap(bio);
- if (bio_integrity_enabled(bio) && bio_integrity_prep(bio))
- goto end_io;
-
if (bio_check_eod(bio, nr_sectors))
goto end_io;
diff --git a/block/blk-integrity.c b/block/blk-integrity.c
index da2a818..dabd221 100644
--- a/block/blk-integrity.c
+++ b/block/blk-integrity.c
@@ -420,6 +420,8 @@ int blk_integrity_register(struct gendisk *disk, struct blk_integrity *template)
} else
bi->name = bi_unsupported_name;
+ disk->queue->backing_dev_info.capabilities |= BDI_CAP_STABLE_WRITES;
+
return 0;
}
EXPORT_SYMBOL(blk_integrity_register);
@@ -438,6 +440,8 @@ void blk_integrity_unregister(struct gendisk *disk)
if (!disk || !disk->integrity)
return;
+ disk->queue->backing_dev_info.capabilities &= ~BDI_CAP_STABLE_WRITES;
+
bi = disk->integrity;
kobject_uevent(&bi->kobj, KOBJ_REMOVE);