• A
    powerpc: Don't use alloc_bootmem() in init_IRQ() path · ea96025a
    Anton Vorontsov 提交于
    This patch fixes various badnesses like this for all interrupt
    controllers:
    
    ------------[ cut here ]------------
    Badness at c04db9dc [verbose debug info unavailable]
    NIP: c04db9dc LR: c04db9ac CTR: 00000000
    REGS: c053de30 TRAP: 0700   Not tainted  (2.6.31-rc1-00432-ge69b2b5-dirty)
    MSR: 00021000 <ME,CE>  CR: 22020084  XER: 00000000
    TASK = c0500480[0] 'swapper' THREAD: c053c000
    GPR00: 00000001 c053dee0 c0500480 00000000 00000050 00000020 3fffffff 00000000
    GPR08: 00000001 c0540000 e0080080 00000000 22000084 64183600 3ff8f800 00000000
    GPR16: 841b0240 449a0303 00000000 00000000 00000000 00000000 00000000 c04f5bf4
    GPR24: 00000000 00000000 00000000 00000050 00000020 00000000 3fffffff 00000050
    NIP [c04db9dc] alloc_arch_preferred_bootmem+0x48/0x74
    LR [c04db9ac] alloc_arch_preferred_bootmem+0x18/0x74
    Call Trace:
    [c053dee0] [c000a5a4] __of_address_to_resource+0x44/0xd0 (unreliable)
    [c053def0] [c04dba58] ___alloc_bootmem_nopanic+0x50/0x108
    [c053df20] [c04dbb28] ___alloc_bootmem+0x18/0x50
    [c053df30] [c04d5de0] qe_ic_init+0x5c/0x1b0
    [c053df70] [c04d77b0] mpc85xx_mds_pic_init+0xb8/0x10c
    [c053dfb0] [c04cf374] init_IRQ+0x28/0x3c
    
    p.s. commit 85355bb2 ("powerpc: Fix
    mpic alloc warning") missed some alloc_bootmem() instances, this is
    now fixed.
    Signed-off-by: NAnton Vorontsov <avorontsov@ru.mvista.com>
    Acked-by: NTimur Tabi <timur@freescale.com>
    Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>
    ea96025a
mpic.c 42.3 KB