Date: Wed, 29 Apr 2026 21:42:59 +0000 From: Jean-=?utf-8?Q?S=C3=A9bast?==?utf-8?Q?ien P=C3=A9?=dron <dumbbell@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 8442bd342643 - stable/15 - linuxkpi: Add `kmemdup_array()` Message-ID: <69f27b63.18e82.3849d1c4@gitrepo.freebsd.org>
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The branch stable/15 has been updated by dumbbell: URL: https://cgit.FreeBSD.org/src/commit/?id=8442bd342643de2a2da725c9a35ddddb3317b10b commit 8442bd342643de2a2da725c9a35ddddb3317b10b Author: Jean-Sébastien Pédron <dumbbell@FreeBSD.org> AuthorDate: 2026-04-12 22:23:06 +0000 Commit: Jean-Sébastien Pédron <dumbbell@FreeBSD.org> CommitDate: 2026-04-29 21:03:48 +0000 linuxkpi: Add `kmemdup_array()` It is similar to `kmemdup()` but takes a number of elements to duplicate and their size. The i915 DRM driver started to use it in Linux 6.12. Reviewed by: bz Sponsored by: The FreeBSD Foundation (cherry picked from commit 7643dd70a4dfa5fd874300a7161c24b808d6b134) --- sys/compat/linuxkpi/common/include/linux/string.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sys/compat/linuxkpi/common/include/linux/string.h b/sys/compat/linuxkpi/common/include/linux/string.h index 8ca20df27792..ad2b2fe7d377 100644 --- a/sys/compat/linuxkpi/common/include/linux/string.h +++ b/sys/compat/linuxkpi/common/include/linux/string.h @@ -98,6 +98,12 @@ kmemdup(const void *src, size_t len, gfp_t gfp) return (dst); } +static inline void * +kmemdup_array(const void *src, size_t count, size_t element_size, gfp_t gfp) +{ + return (kmemdup(src, size_mul(count, element_size), gfp)); +} + /* See slab.h for kvmalloc/kvfree(). */ static inline void * kvmemdup(const void *src, size_t len, gfp_t gfp)home | help
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