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| author |   Michael Ellerman <mpe@ellerman.id.au> | 2017-01-24 21:37:20 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-01-24 21:37:43 +1100 |
| commit | f2574030b0e33263b8a1c28fa3c4fa9292283799 (patch) | |
| tree | ebecfeff672d06af804fae955e46858ed591c683 /arch/powerpc/kernel/process.c | |
| parent | powerpc/eeh: Fix wrong flag passed to eeh_unfreeze_pe() (diff) | |
| download | linux-dev-f2574030b0e33263b8a1c28fa3c4fa9292283799.tar.xz linux-dev-f2574030b0e33263b8a1c28fa3c4fa9292283799.zip | |
powerpc: Revert the initial stack protector support
Unfortunately the stack protector support we merged recently only works
on some toolchains. If the toolchain is built without glibc support
everything works fine, but if glibc is built then it leads to a panic
at boot.
The solution is not rc5 material, so revert the support for now. This
reverts commits:
6533b7c16ee5 ("powerpc: Initial stack protector (-fstack-protector) support")
902e06eb86cd ("powerpc/32: Change the stack protector canary value per task")
Fixes: 6533b7c16ee5 ("powerpc: Initial stack protector (-fstack-protector) support")
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/process.c')
| -rw-r--r-- | arch/powerpc/kernel/process.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 04885cec24df..5dd056df0baa 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -64,12 +64,6 @@ #include <linux/kprobes.h> #include <linux/kdebug.h> -#ifdef CONFIG_CC_STACKPROTECTOR -#include <linux/stackprotector.h> -unsigned long __stack_chk_guard __read_mostly; -EXPORT_SYMBOL(__stack_chk_guard); -#endif - /* Transactional Memory debug */ #ifdef TM_DEBUG_SW #define TM_DEBUG(x...) printk(KERN_INFO x) |