summaryrefslogtreecommitdiff
path: root/arch/x86/lib/delay.c
diff options
context:
space:
mode:
authorOtavio Salvador <otavio@ossystems.com.br>2020-05-20 08:43:03 -0300
committerGitHub <noreply@github.com>2020-05-20 08:43:03 -0300
commit1279cd128bba968ebe0a2df7f7ae38bae90250ef (patch)
treedf6b1a190760f51465122ca4c13492d5ac5984c6 /arch/x86/lib/delay.c
parent0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff)
parent2ae782ca839e0ee07de37122ddea362adff2e975 (diff)
Merge pull request #76 from toradex/4.9-2.3.x-imx
4.9 2.3.x imx
Diffstat (limited to 'arch/x86/lib/delay.c')
-rw-r--r--arch/x86/lib/delay.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/lib/delay.c b/arch/x86/lib/delay.c
index 9758524ee99f..71a3759a2d4e 100644
--- a/arch/x86/lib/delay.c
+++ b/arch/x86/lib/delay.c
@@ -112,8 +112,8 @@ static void delay_mwaitx(unsigned long __loops)
__monitorx(raw_cpu_ptr(&cpu_tss), 0, 0);
/*
- * AMD, like Intel, supports the EAX hint and EAX=0xf
- * means, do not enter any deep C-state and we use it
+ * AMD, like Intel's MWAIT version, supports the EAX hint and
+ * EAX=0xf0 means, do not enter any deep C-state and we use it
* here in delay() to minimize wakeup latency.
*/
__mwaitx(MWAITX_DISABLE_CSTATES, delay, MWAITX_ECX_TIMER_ENABLE);