From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
stable@vger.kernel.org, Kent Overstreet <kmo@daterainc.com>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: [ 08/57] bcache: Fix a dumb CPU spinning bug in writeback
Date: Wed, 2 Oct 2013 21:08:34 -0700 [thread overview]
Message-ID: <20131003040637.175658911@linuxfoundation.org> (raw)
In-Reply-To: <20131003040636.600441214@linuxfoundation.org>
3.11-stable review patch. If anyone has any objections, please let me know.
------------------
From: Kent Overstreet <kmo@daterainc.com>
commit 79e3dab90d9f826ceca67c7890e048ac9169de49 upstream.
schedule_timeout() != schedule_timeout_uninterruptible()
Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/md/bcache/writeback.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -397,8 +397,7 @@ static void read_dirty(struct closure *c
if (delay > 0 &&
(KEY_START(&w->key) != dc->last_read ||
jiffies_to_msecs(delay) > 50))
- while (delay)
- delay = schedule_timeout(delay);
+ delay = schedule_timeout_uninterruptible(delay);
dc->last_read = KEY_OFFSET(&w->key);
next prev parent reply other threads:[~2013-10-03 4:08 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-03 4:08 [ 00/57] 3.11.4-stable review Greg Kroah-Hartman
2013-10-03 4:08 ` [ 01/57] block: Fix bio_copy_data() Greg Kroah-Hartman
2013-10-03 4:08 ` [ 02/57] sysv: Add forgotten superblock lock init for v7 fs Greg Kroah-Hartman
2013-10-03 4:08 ` [ 03/57] bcache: Fix a dumb journal discard bug Greg Kroah-Hartman
2013-10-03 4:08 ` [ 04/57] bcache: Strip endline when writing the label through sysfs Greg Kroah-Hartman
2013-10-03 4:08 ` [ 05/57] bcache: Fix for when no journal entries are found Greg Kroah-Hartman
2013-10-03 4:08 ` [ 06/57] bcache: Fix a writeback performance regression Greg Kroah-Hartman
2013-10-03 4:08 ` [ 07/57] bcache: Fix a flush/fua performance bug Greg Kroah-Hartman
2013-10-03 4:08 ` Greg Kroah-Hartman [this message]
2013-10-03 4:08 ` [ 09/57] bcache: Fix a shrinker deadlock Greg Kroah-Hartman
2013-10-03 4:08 ` [ 10/57] bcache: Fix for handling overlapping extents when reading in a btree node Greg Kroah-Hartman
2013-10-03 4:08 ` [ 11/57] bcache: Fix flushes in writeback mode Greg Kroah-Hartman
2013-10-03 4:08 ` [ 12/57] kernel/reboot.c: re-enable the function of variable reboot_default Greg Kroah-Hartman
2013-10-03 4:08 ` [ 13/57] x86/reboot: Add quirk to make Dell C6100 use reboot=pci automatically Greg Kroah-Hartman
2013-10-03 4:08 ` [ 14/57] tools lib lk: Uninclude linux/magic.h in debugfs.c Greg Kroah-Hartman
2013-10-03 4:08 ` [ 15/57] x86, efi: Dont map Boot Services on i386 Greg Kroah-Hartman
2013-10-03 4:08 ` [ 16/57] mei: make me client counters less error prone Greg Kroah-Hartman
2013-10-03 4:08 ` [ 17/57] mei: bus: stop wait for read during cl state transition Greg Kroah-Hartman
2013-10-03 4:08 ` [ 18/57] mei: cancel stall timers in mei_reset Greg Kroah-Hartman
2013-10-03 4:08 ` [ 19/57] tty: Fix SIGTTOU not sent with tcflush() Greg Kroah-Hartman
2013-10-03 4:08 ` [ 20/57] serial: tegra: fix tty-kref leak Greg Kroah-Hartman
2013-10-03 4:08 ` [ 21/57] serial: pch_uart: fix tty-kref leak in rx-error path Greg Kroah-Hartman
2013-10-03 4:08 ` [ 22/57] serial: pch_uart: fix tty-kref leak in dma-rx path Greg Kroah-Hartman
2013-10-03 4:08 ` [ 23/57] ARM: 7837/3: fix Thumb-2 bug in AES assembler code Greg Kroah-Hartman
2013-10-03 4:08 ` [ 24/57] staging: vt6656: [BUG] main_usb.c oops on device_close move flag earlier Greg Kroah-Hartman
2013-10-03 4:08 ` [ 25/57] staging: vt6656: [BUG] iwctl_siwencodeext return if device not open Greg Kroah-Hartman
2013-10-03 4:08 ` [ 26/57] drm/i915/tv: clear adjusted_mode.flags Greg Kroah-Hartman
2013-10-03 4:08 ` [ 27/57] Revert "cw1200: Dont perform SPI transfers in interrupt context" Greg Kroah-Hartman
2013-10-03 4:08 ` [ 28/57] cw1200: Use a threaded oneshot irq handler for cw1200_spi Greg Kroah-Hartman
2013-10-03 4:08 ` [ 29/57] xhci: Ensure a command structure points to the correct trb on the command ring Greg Kroah-Hartman
2013-10-03 4:08 ` [ 30/57] xhci: Fix oops happening after address device timeout Greg Kroah-Hartman
2013-10-03 4:08 ` [ 31/57] USB: fix PM config symbol in uhci-hcd, ehci-hcd, and xhci-hcd Greg Kroah-Hartman
2013-10-03 4:08 ` [ 32/57] xhci: Fix race between ep halt and URB cancellation Greg Kroah-Hartman
2013-10-03 4:08 ` [ 33/57] USB: OHCI: accept very late isochronous URBs Greg Kroah-Hartman
2013-10-03 4:09 ` [ 34/57] USB: UHCI: " Greg Kroah-Hartman
2013-10-03 4:09 ` [ 35/57] USB: Fix breakage in ffs_fs_mount() Greg Kroah-Hartman
2013-10-03 4:09 ` [ 36/57] fsl/usb: Resolve PHY_CLK_VLD instability issue for ULPI phy Greg Kroah-Hartman
2013-10-03 4:09 ` [ 37/57] usb: dwc3: pci: add support for BayTrail Greg Kroah-Hartman
2013-10-03 4:09 ` [ 38/57] usb: dwc3: add support for Merrifield Greg Kroah-Hartman
2013-10-03 4:09 ` [ 39/57] usb/core/devio.c: Dont reject control message to endpoint with wrong direction bit Greg Kroah-Hartman
2013-10-03 4:09 ` [ 40/57] driver core : Fix use after free of dev->parent in device_shutdown Greg Kroah-Hartman
2013-10-03 4:09 ` [ 41/57] dm snapshot: workaround for a false positive lockdep warning Greg Kroah-Hartman
2013-10-03 4:09 ` [ 42/57] dm-snapshot: fix performance degradation due to small hash size Greg Kroah-Hartman
2013-10-03 4:09 ` [ 43/57] dm mpath: disable WRITE SAME if it fails Greg Kroah-Hartman
2013-10-03 4:09 ` [ 44/57] drm/i915: preserve pipe A quirk in i9xx_set_pipeconf Greg Kroah-Hartman
2013-10-03 4:09 ` [ 45/57] drm/i915/dp: increase i2c-over-aux retry interval on AUX DEFER Greg Kroah-Hartman
2013-10-03 4:09 ` [ 46/57] drm/radeon/cik: Fix printing of client name on VM protection fault Greg Kroah-Hartman
2013-10-03 4:09 ` [ 47/57] drm/radeon/cik: Fix encoding of number of banks in tiling configuration info Greg Kroah-Hartman
2013-10-03 4:09 ` [ 48/57] drm/radeon/cik: fix overflow in vram fetch Greg Kroah-Hartman
2013-10-03 4:09 ` [ 49/57] drm/radeon: avoid UVD corruption on AGP cards using GPU gart Greg Kroah-Hartman
2013-10-03 4:09 ` [ 50/57] drm/radeon: Make r100_cp_ring_info() and radeon_ring_gfx() safe (v2) Greg Kroah-Hartman
2013-10-03 4:09 ` [ 51/57] drm/radeon: dont set default clocks for SI when DPM is disabled Greg Kroah-Hartman
2013-10-03 4:09 ` [ 52/57] drm/radeon: disable tests/benchmarks if accel " Greg Kroah-Hartman
2013-10-03 4:09 ` [ 53/57] drm/radeon: add missing hdmi callbacks for rv6xx Greg Kroah-Hartman
2013-10-03 4:09 ` [ 54/57] drm/radeon: fix hdmi audio on DCE3.0/3.1 asics Greg Kroah-Hartman
2013-10-03 4:09 ` [ 55/57] hwmon: (applesmc) Check key count before proceeding Greg Kroah-Hartman
2013-10-03 4:09 ` [ 56/57] ALSA: compress: Fix compress device unregister Greg Kroah-Hartman
2013-10-03 4:09 ` [ 57/57] irq: Always define devm_{request_threaded,free}_irq() Greg Kroah-Hartman
2013-10-03 13:35 ` [ 00/57] 3.11.4-stable review Guenter Roeck
2013-10-03 18:41 ` Greg Kroah-Hartman
2013-10-03 22:56 ` Shuah Khan
2013-10-03 23:03 ` Greg Kroah-Hartman
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