git: 5dbf886104b4 - main - x86: use order_base_2
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Date: Mon, 24 Jun 2024 07:28:00 UTC
The branch main has been updated by dougm:
URL: https://cgit.FreeBSD.org/src/commit/?id=5dbf886104b45fea255987ee2ae4828b8d002ffe
commit 5dbf886104b45fea255987ee2ae4828b8d002ffe
Author: Doug Moore <dougm@FreeBSD.org>
AuthorDate: 2024-06-24 07:26:23 +0000
Commit: Doug Moore <dougm@FreeBSD.org>
CommitDate: 2024-06-24 07:26:23 +0000
x86: use order_base_2
Use order_base_2 in place of expressions involving fls.
Reviewed by: alc, markj
Differential Revision: https://reviews.freebsd.org/D45536
---
sys/amd64/vmm/x86.c | 2 +-
sys/x86/x86/mp_x86.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sys/amd64/vmm/x86.c b/sys/amd64/vmm/x86.c
index aa8f87c98fe8..1167652d88ea 100644
--- a/sys/amd64/vmm/x86.c
+++ b/sys/amd64/vmm/x86.c
@@ -67,7 +67,7 @@ static __inline int
log2(u_int x)
{
- return (x == 0 ? -1 : fls(x - 1));
+ return (x == 0 ? -1 : order_base_2(x));
}
int
diff --git a/sys/x86/x86/mp_x86.c b/sys/x86/x86/mp_x86.c
index 3c08f7fa987d..0a683b3e841a 100644
--- a/sys/x86/x86/mp_x86.c
+++ b/sys/x86/x86/mp_x86.c
@@ -189,7 +189,7 @@ static __inline int
mask_width(u_int x)
{
- return (x == 0 ? -1 : fls(x - 1));
+ return (x == 0 ? -1 : order_base_2(x));
}
/*