Yinghai Lu 1cc1c96c16 PCI: fix memleak when ACPI _CRS is not used. ...

warning:
unreferenced object 0xffff8801f6914200 (size 512):
  comm "swapper/0", pid 1, jiffies 4294893643 (age 2664.644s)
  hex dump (first 32 bytes):
    00 00 c0 fe 00 00 00 00 ff ff ff ff 00 00 00 00  ................
    60 58 2f f6 03 88 ff ff 00 02 00 00 00 00 00 00  `X/.............
  backtrace:
    [<ffffffff81c2408c>] kmemleak_alloc+0x26/0x43
    [<ffffffff8113764f>] __kmalloc+0x121/0x183
    [<ffffffff81ca8d93>] get_current_resources+0x5a/0xc6
    [<ffffffff81c5bedd>] pci_acpi_scan_root+0x13c/0x21c
    [<ffffffff81c2a745>] acpi_pci_root_add+0x1e1/0x421
    [<ffffffff81408f50>] acpi_device_probe+0x50/0x190
    [<ffffffff8149edc7>] really_probe+0x99/0x126
    [<ffffffff8149ef83>] driver_probe_device+0x3b/0x56
    [<ffffffff8149effd>] __driver_attach+0x5f/0x82
    [<ffffffff8149d860>] bus_for_each_dev+0x5c/0x88
    [<ffffffff8149eb87>] driver_attach+0x1e/0x20
    [<ffffffff8149e7cc>] bus_add_driver+0xca/0x21d
    [<ffffffff8149f47b>] driver_register+0x91/0xfe
    [<ffffffff81409d09>] acpi_bus_register_driver+0x43/0x45
    [<ffffffff8278bdc9>] acpi_pci_root_init+0x20/0x28
    [<ffffffff810001e7>] do_one_initcall+0x57/0x134

The system has _CRS for root buses, but they are not used because the machine
date is before the cutoff date for _CRS usage.

Try to free those unused resource arrays and names.

Reviewed-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

2012-02-23 12:01:33 -08:00

..

boot

x86/boot-image: Don't leak phdrs in arch/x86/boot/compressed/misc.c::Parse_elf()

2012-01-26 11:30:29 +01:00

configs

iommu: Rename the DMAR and INTR_REMAP config options

2011-09-21 10:22:03 +02:00

crypto

crypto: serpent-sse2 - remove unneeded LRW/XTS #ifdefs

2011-12-20 15:20:08 +08:00

ia32

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/audit

2012-01-17 16:41:31 -08:00

include/asm

i387: support lazy restore of FPU state

2012-02-20 10:58:54 -08:00

kernel

i387: export 'fpu_owner_task' per-cpu variable

2012-02-20 19:34:10 -08:00

kvm

i387: move TS_USEDFPU flag from thread_info to task_struct

2012-02-18 10:19:41 -08:00

lguest

lguest: Make sure interrupt is allocated ok by lguest_setup_irq

2012-01-12 15:44:47 +10:30

lib

Merge branches 'sched-urgent-for-linus', 'perf-urgent-for-linus' and 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-01-19 14:53:06 -08:00

math-emu

…

mm

Merge branches 'core-urgent-for-linus', 'perf-urgent-for-linus', 'sched-urgent-for-linus' and 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-02-02 11:11:13 -08:00

net

net: bpf_jit: fix divide by 0 generation

2012-01-18 16:04:26 -05:00

oprofile

Merge branch 'core' of git://amd64.org/linux/rric into perf/core

2011-11-15 11:05:18 +01:00

pci

PCI: fix memleak when ACPI _CRS is not used.

2012-02-23 12:01:33 -08:00

platform

x86/uv: Fix uninitialized spinlocks

2012-01-26 10:58:34 +01:00

power

x86: Fix files explicitly requiring export.h for EXPORT_SYMBOL/THIS_MODULE

2011-10-31 19:30:35 -04:00

syscalls

x86, syscall: Allow syscall offset to be symbolic

2011-11-18 17:01:19 -08:00

tools

x86/tools: Add decoded instruction dump mode

2011-12-05 14:53:23 +01:00

um

uml: fix compile for x86-64

2012-01-18 19:26:11 -08:00

vdso

Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2011-10-28 05:03:12 -07:00

video

x86: fix up files really needing to include module.h

2011-10-31 19:30:36 -04:00

xen

xen/smp: Fix CPU online/offline bug triggering a BUG: scheduling while atomic.

2012-02-03 16:05:42 -05:00

.gitignore

x86/kprobes: Add arch/x86/tools/insn_sanity to .gitignore

2012-01-16 08:21:59 +01:00

Kbuild

net: filter: Just In Time compiler for x86-64

2011-04-27 23:05:08 -07:00

Kconfig

x86/numachip: Drop unnecessary conflict with EDAC

2012-01-26 11:03:03 +01:00

Kconfig.cpu

mm,x86,um: move CMPXCHG_DOUBLE config option

2012-01-12 20:13:03 -08:00

Kconfig.debug

Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-01-11 19:13:40 -08:00

Makefile

x86: Generate system call tables and unistd_*.h from tables

2011-11-17 13:35:37 -08:00

Makefile_32.cpu

x86, cpu: Move AMD Elan Kconfig under "Processor family"

2011-04-08 13:01:25 -07:00

Makefile.um

um: take arch/um/sys-x86 to arch/x86/um

2011-11-02 14:15:05 +01:00