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| author |   Vineet Gupta <vgupta@synopsys.com> | 2016-01-29 16:47:44 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2016-01-29 16:51:04 +0530 |
| commit | 4d0cb15fccd1db9dac0c964b2ccf10874e69f5b8 (patch) | |
| tree | f7275789ab389c1c9491cd259814522f7927f125 /arch/arc | |
| parent | ARC: shrink cpuinfo by not saving full timer BCR (diff) | |
| download | linux-dev-4d0cb15fccd1db9dac0c964b2ccf10874e69f5b8.tar.xz linux-dev-4d0cb15fccd1db9dac0c964b2ccf10874e69f5b8.zip | |
ARCv2: Check for LL-SC livelock only if LLSC is enabled
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/kernel/setup.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index 7f0a3cb300a8..a7edceba5f84 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -339,6 +339,7 @@ static void arc_chk_core_config(void) panic("FPU non-existent, disable CONFIG_ARC_FPU_SAVE_RESTORE\n"); if (is_isa_arcv2() && IS_ENABLED(CONFIG_SMP) && cpu->isa.atomic && + IS_ENABLED(CONFIG_ARC_HAS_LLSC) && !IS_ENABLED(CONFIG_ARC_STAR_9000923308)) panic("llock/scond livelock workaround missing\n"); } |