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authorriastradh <riastradh@NetBSD.org>2021-12-19 10:51:31 +0000
committerriastradh <riastradh@NetBSD.org>2021-12-19 10:51:31 +0000
commit5b38598dfa14eadbeda7fa565bdb2b94473dcf5a (patch)
tree3230485ba8f70a794cfe102801e05d0db0063f0d /sys/external/bsd/drm2/include/linux
parent652e26b76beefe86985ca6bb5fd06b345ac6111e (diff)
kvcalloc
Diffstat (limited to 'sys/external/bsd/drm2/include/linux')
-rw-r--r--sys/external/bsd/drm2/include/linux/mm.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/sys/external/bsd/drm2/include/linux/mm.h b/sys/external/bsd/drm2/include/linux/mm.h
index 90558d4a394..136a3e8c8ff 100644
--- a/sys/external/bsd/drm2/include/linux/mm.h
+++ b/sys/external/bsd/drm2/include/linux/mm.h
@@ -1,4 +1,4 @@
-/* $NetBSD: mm.h,v 1.19 2021/12/19 10:49:55 riastradh Exp $ */
+/* $NetBSD: mm.h,v 1.20 2021/12/19 10:51:31 riastradh Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -107,6 +107,16 @@ kvzalloc(size_t size, gfp_t gfp)
}
static inline void *
+kvcalloc(size_t nelem, size_t elemsize, gfp_t gfp)
+{
+
+ KASSERT(elemsize > 0);
+ if (SIZE_MAX/elemsize < nelem)
+ return NULL;
+ return kvzalloc(nelem * elemsize, gfp);
+}
+
+static inline void *
kvmalloc_array(size_t nelem, size_t elemsize, gfp_t gfp)
{