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| author | Graf Yang <graf.yang@analog.com> | 2008-10-28 14:00:52 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-10-28 14:00:52 +0800 |
| commit | efe065a1b39974ff2bbb9aa693400f3de4ba5a6a (patch) | |
| tree | 7a87b73fb8a82050f082c6b782f89092813d45e4 /arch/blackfin/mach-common | |
| parent | d292b00031369feb7bc6b4a14e434379fb2dbb01 (diff) | |
| download | op-kernel-dev-efe065a1b39974ff2bbb9aa693400f3de4ba5a6a.zip op-kernel-dev-efe065a1b39974ff2bbb9aa693400f3de4ba5a6a.tar.gz | |
Blackfin arch: fix bug - kernel with SMP patch can not bootup
The original code defined _exception_stack but not alloc space for the exception
stack. In exception, this area is over written by exception stack. Common kernel
luckly boot up, but SMP kernel stuck.
Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/mach-common')
| -rw-r--r-- | arch/blackfin/mach-common/entry.S | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index ad40498..c6ae844 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -1555,7 +1555,8 @@ _last_cplb_fault_retx: .bss #endif _exception_stack: -.size _exception_stack, 1024 * 4 -.set _exception_stack_top, _exception_stack + 1024 * 4 -.size _exception_stack_top, 0 + .rept 1024 + .long 0 + .endr +_exception_stack_top: #endif |
