* [PATCH] mm/pgtable: remove unddefined __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE
@ 2026-01-07 6:39 alexs
2026-01-07 14:53 ` Matthew Wilcox
0 siblings, 1 reply; 2+ messages in thread
From: alexs @ 2026-01-07 6:39 UTC (permalink / raw)
To: Arnd Bergmann, open list:GENERIC INCLUDE/ASM HEADER FILES, open list
Cc: linux-kernel, Alex Shi, linux-arch, linux-mm, Andrew Morton
From: Alex Shi <alexs@kernel.org>
No any archs has ever define __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE
So let's remove them.
Signed-off-by: Alex Shi <alexs@kernel.org>
Cc: linux-arch@vger.kernel.org
Cc: linux-mm@kvack.org
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
---
include/asm-generic/pgalloc.h | 4 ----
1 file changed, 4 deletions(-)
diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h
index 5fb31e0fe15f..11bafe764599 100644
--- a/include/asm-generic/pgalloc.h
+++ b/include/asm-generic/pgalloc.h
@@ -246,13 +246,11 @@ static inline p4d_t *__p4d_alloc_one_noprof(struct mm_struct *mm, unsigned long
}
#define __p4d_alloc_one(...) alloc_hooks(__p4d_alloc_one_noprof(__VA_ARGS__))
-#ifndef __HAVE_ARCH_P4D_ALLOC_ONE
static inline p4d_t *p4d_alloc_one_noprof(struct mm_struct *mm, unsigned long addr)
{
return __p4d_alloc_one_noprof(mm, addr);
}
#define p4d_alloc_one(...) alloc_hooks(p4d_alloc_one_noprof(__VA_ARGS__))
-#endif
static inline void __p4d_free(struct mm_struct *mm, p4d_t *p4d)
{
@@ -262,13 +260,11 @@ static inline void __p4d_free(struct mm_struct *mm, p4d_t *p4d)
pagetable_dtor_free(ptdesc);
}
-#ifndef __HAVE_ARCH_P4D_FREE
static inline void p4d_free(struct mm_struct *mm, p4d_t *p4d)
{
if (!mm_p4d_folded(mm))
__p4d_free(mm, p4d);
}
-#endif
#endif /* CONFIG_PGTABLE_LEVELS > 4 */
--
2.43.0
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] mm/pgtable: remove unddefined __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE
2026-01-07 6:39 [PATCH] mm/pgtable: remove unddefined __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE alexs
@ 2026-01-07 14:53 ` Matthew Wilcox
0 siblings, 0 replies; 2+ messages in thread
From: Matthew Wilcox @ 2026-01-07 14:53 UTC (permalink / raw)
To: alexs
Cc: Arnd Bergmann, open list:GENERIC INCLUDE/ASM HEADER FILES,
open list, linux-mm, Andrew Morton
On Wed, Jan 07, 2026 at 02:39:10PM +0800, alexs@kernel.org wrote:
> From: Alex Shi <alexs@kernel.org>
>
> No any archs has ever define __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE
> So let's remove them.
No, let's not.
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2026-01-07 14:53 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2026-01-07 6:39 [PATCH] mm/pgtable: remove unddefined __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE alexs
2026-01-07 14:53 ` Matthew Wilcox
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox