[tip: locking/core] asm-generic/runtime-const: Add dummy runtime_const_mask_32()

[tip-bot2 for Peter Zijlstra]

The following commit has been merged into the locking/core branch of tip:

Commit-ID:     cb9362dddcd167662ad7c6347ce96fd47890a27f
Gitweb:        https://git.kernel.org/tip/cb9362dddcd167662ad7c6347ce96fd47890a27f
Author:        Peter Zijlstra <peterz@xxxxxxxxxxxxx>
AuthorDate:    Tue, 28 Jul 2026 05:25:39 
Committer:     Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Wed, 29 Jul 2026 13:17:52 +02:00

asm-generic/runtime-const: Add dummy runtime_const_mask_32()

Add a dummy runtime_const_mask_32() for all the architectures that do
not support runtime-const.

Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Signed-off-by: K Prateek Nayak <kprateek.nayak@xxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Reviewed-by: Charlie Jenkins <thecharlesjenkins@xxxxxxxxx>
Tested-by: Charlie Jenkins <thecharlesjenkins@xxxxxxxxx>
Link: https://patch.msgid.link/20260227161841.GH606826@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Link: https://patch.msgid.link/20260728052540.4728-8-kprateek.nayak@xxxxxxx
---
 include/asm-generic/runtime-const.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/asm-generic/runtime-const.h b/include/asm-generic/runtime-const.h
index 6704994..03e6e3e 100644
--- a/include/asm-generic/runtime-const.h
+++ b/include/asm-generic/runtime-const.h
@@ -10,6 +10,7 @@
  */
 #define runtime_const_ptr(sym) (sym)
 #define runtime_const_shift_right_32(val, sym) ((u32)(val)>>(sym))
+#define runtime_const_mask_32(val, sym) ((u32)(val)&(sym))
 #define runtime_const_init(type,sym) do { } while (0)
 
 #endif