diff options
| author | Borislav Petkov <bp@suse.de> | 2021-06-02 12:07:52 +0200 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2021-06-03 16:32:59 +0200 |
| commit | 74b2fc882d380d8fafc2a26f01d401c2a7beeadb (patch) | |
| tree | e8f413545139a94384149fe4414710ca68396adc /drivers/dma | |
| parent | 9a90ed065a155d13db0d0ffeaad5cc54e51c90c6 (diff) | |
dmaengine: idxd: Use cpu_feature_enabled()
When testing x86 feature bits, use cpu_feature_enabled() so that
build-disabled features can remain off, regardless of what CPUID says.
Fixes: 8e50d392652f ("dmaengine: idxd: Add shared workqueue support")
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-By: Vinod Koul <vkoul@kernel.org>
Cc: <stable@vger.kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/idxd/init.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index 2a926bef87f2..776fd44aff5f 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -745,12 +745,12 @@ static int __init idxd_init_module(void) * If the CPU does not support MOVDIR64B or ENQCMDS, there's no point in * enumerating the device. We can not utilize it. */ - if (!boot_cpu_has(X86_FEATURE_MOVDIR64B)) { + if (!cpu_feature_enabled(X86_FEATURE_MOVDIR64B)) { pr_warn("idxd driver failed to load without MOVDIR64B.\n"); return -ENODEV; } - if (!boot_cpu_has(X86_FEATURE_ENQCMD)) + if (!cpu_feature_enabled(X86_FEATURE_ENQCMD)) pr_warn("Platform does not have ENQCMD(S) support.\n"); else support_enqcmd = true; |