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authorBorislav Petkov <bp@suse.de>2021-06-02 13:07:52 +0300
committerBorislav Petkov <bp@suse.de>2021-06-03 17:32:59 +0300
commit74b2fc882d380d8fafc2a26f01d401c2a7beeadb (patch)
treee8f413545139a94384149fe4414710ca68396adc /drivers/dma
parent9a90ed065a155d13db0d0ffeaad5cc54e51c90c6 (diff)
downloadlinux-74b2fc882d380d8fafc2a26f01d401c2a7beeadb.tar.xz
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.c4
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;