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linux/arch
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Yoichi Yuasa 3b851c17c4 MIPS: Fix forgotten preempt_enable() when CPU has inclusive pcaches 
commit 5596b0b245 upstream.

[    1.904000] BUG: scheduling while atomic: swapper/1/0x00000002
[    1.908000] Modules linked in:
[    1.916000] CPU: 0 PID: 1 Comm: swapper Not tainted 3.12.0-rc2-lemote-los.git-5318619-dirty #1
[    1.920000] Stack : 0000000031aac000 ffffffff810d0000 0000000000000052 ffffffff802730a4
          0000000000000000 0000000000000001 ffffffff810cdf90 ffffffff810d0000
          ffffffff8068b968 ffffffff806f5537 ffffffff810cdf90 980000009f0782e8
          0000000000000001 ffffffff80720000 ffffffff806b0000 980000009f078000
          980000009f290000 ffffffff805f312c 980000009f05b5d8 ffffffff80233518
          980000009f05b5e8 ffffffff80274b7c 980000009f078000 ffffffff8068b968
          0000000000000000 0000000000000000 0000000000000000 0000000000000000
          0000000000000000 980000009f05b520 0000000000000000 ffffffff805f2f6c
          0000000000000000 ffffffff80700000 ffffffff80700000 ffffffff806fc758
          ffffffff80700000 ffffffff8020be98 ffffffff806fceb0 ffffffff805f2f6c
          ...
[    2.028000] Call Trace:
[    2.032000] [<ffffffff8020be98>] show_stack+0x80/0x98
[    2.036000] [<ffffffff805f2f6c>] __schedule_bug+0x44/0x6c
[    2.040000] [<ffffffff805fac58>] __schedule+0x518/0x5b0
[    2.044000] [<ffffffff805f8a58>] schedule_timeout+0x128/0x1f0
[    2.048000] [<ffffffff80240314>] msleep+0x3c/0x60
[    2.052000] [<ffffffff80495400>] do_probe+0x238/0x3a8
[    2.056000] [<ffffffff804958b0>] ide_probe_port+0x340/0x7e8
[    2.060000] [<ffffffff80496028>] ide_host_register+0x2d0/0x7a8
[    2.064000] [<ffffffff8049c65c>] ide_pci_init_two+0x4e4/0x790
[    2.068000] [<ffffffff8049f9b8>] amd74xx_probe+0x148/0x2c8
[    2.072000] [<ffffffff803f571c>] pci_device_probe+0xc4/0x130
[    2.076000] [<ffffffff80478f60>] driver_probe_device+0x98/0x270
[    2.080000] [<ffffffff80479298>] __driver_attach+0xe0/0xe8
[    2.084000] [<ffffffff80476ab0>] bus_for_each_dev+0x78/0xe0
[    2.088000] [<ffffffff80478468>] bus_add_driver+0x230/0x310
[    2.092000] [<ffffffff80479b44>] driver_register+0x84/0x158
[    2.096000] [<ffffffff80200504>] do_one_initcall+0x104/0x160

Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org>
Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: linux-mips@linux-mips.org
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Patchwork: https://patchwork.linux-mips.org/patch/5941/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Alexandre Oliva <lxoliva@fsfla.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-21 09:22:55 -08:00
..
alpha Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
arc ARC: Update order of registers in KGDB to match GDB 7.5 2014-11-14 08:47:57 -08:00
arm ARM: probes: fix instruction fetch order with <asm/opcodes.h> 2014-11-21 09:22:54 -08:00
arm64 arm64: __clear_user: handle exceptions on strb 2014-11-21 09:22:53 -08:00
avr32 avr32: Makefile: add '-D__linux__' flag for gcc-4.4.7 use 2014-03-06 21:30:02 -08:00
blackfin blackfin updates for Linux 3.10 2013-05-10 07:21:16 -07:00
c6x arch: c6x: mm: include "asm/uaccess.h" to pass compiling 2013-07-21 18:21:29 -07:00
cris cris: media platform drivers: fix build 2013-11-29 11:11:53 -08:00
frv Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
h8300 We get rid of the general module prefix confusion with a binary config option, 2013-05-05 10:58:06 -07:00
hexagon Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
ia64 exec/ptrace: fix get_dumpable() incorrect tests 2013-11-29 11:11:44 -08:00
m32r Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
m68k m68k: Disable/restore interrupts in hwreg_present()/hwreg_write() 2014-10-30 09:35:11 -07:00
metag metag: Reduce maximum stack size to 256MB 2014-06-07 13:25:38 -07:00
microblaze microblaze: fix clone syscall 2013-08-20 08:43:02 -07:00
mips MIPS: Fix forgotten preempt_enable() when CPU has inclusive pcaches 2014-11-21 09:22:55 -08:00
mn10300 mn10300: Use early_param() to parse "mem=" parameter 2013-06-28 16:53:03 +01:00
openrisc openrisc: Rework signal handling 2014-09-17 09:03:59 -07:00
parisc parisc: Use compat layer for msgctl, shmat, shmctl and semtimedop syscalls 2014-11-21 09:22:53 -08:00
powerpc powerpc/perf: Fix ABIv2 kernel backtraces 2014-10-05 14:54:14 -07:00
s390 KVM: s390: unintended fallthrough for external call 2014-10-30 09:35:09 -07:00
score Score: Modify the Makefile of Score, remove -mlong-calls for compiling 2014-07-17 15:58:04 -07:00
sh sh: fix format string bug in stack tracer 2014-05-06 07:55:32 -07:00
sparc sparc32: Implement xchg and atomic_xchg using ATOMIC_HASH locks 2014-11-21 09:22:52 -08:00
tile tile: remove compat_sys_lookup_dcookie declaration to fix compile error 2014-02-13 13:48:00 -08:00
um uml: check length in exitcode_proc_write() 2013-11-13 12:05:33 +09:00
unicore32 arch/unicore32/mm/alignment.c: include "asm/pgtable.h" to avoid compiling error 2014-07-09 11:14:02 -07:00
x86 x86, x32, audit: Fix x32's AUDIT_ARCH wrt audit 2014-11-21 09:22:52 -08:00
xtensa xtensa: re-wire umount syscall to sys_oldumount 2014-11-21 09:22:53 -08:00
.gitignore
Kconfig microblaze: fix clone syscall 2013-08-20 08:43:02 -07:00