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From: Hauke Mehrtens <hauke@hauke-m.de>
To: backports@vger.kernel.org
Cc: johannes@sipsolutions.net, Hauke Mehrtens <hauke@hauke-m.de>
Subject: [PATCH 3/3] backports: Add kvcalloc()
Date: Sat, 16 Nov 2019 19:36:23 +0100	[thread overview]
Message-ID: <20191116183623.8858-3-hauke@hauke-m.de> (raw)
In-Reply-To: <20191116183623.8858-1-hauke@hauke-m.de>

kvcalloc() was added in kernel commit 1c542f38ab8d ("mm: Introduce
kvcalloc()") and is now used by the fq header filers.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
 backport/backport-include/linux/mm.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/backport/backport-include/linux/mm.h b/backport/backport-include/linux/mm.h
index b28156d3..8ff7d6a6 100644
--- a/backport/backport-include/linux/mm.h
+++ b/backport/backport-include/linux/mm.h
@@ -50,4 +50,12 @@ static inline void *kvzalloc(size_t size, gfp_t flags)
 }
 #endif
 
+#if LINUX_VERSION_IS_LESS(4,18,0)
+#define kvcalloc LINUX_BACKPORT(kvcalloc)
+static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
+{
+	return kvmalloc_array(n, size, flags | __GFP_ZERO);
+}
+#endif /* < 4.18 */
+
 #endif /* __BACKPORT_MM_H */
-- 
2.20.1

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  parent reply	other threads:[~2019-11-16 18:43 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-16 18:36 [PATCH 1/3] backports: Add return value to backport_pci_disable_link_state() Hauke Mehrtens
2019-11-16 18:36 ` [PATCH 2/3] backports: Adapt to changes to skb_get_hash_perturb() Hauke Mehrtens
2019-11-19  9:00   ` Johannes Berg
2019-11-16 18:36 ` Hauke Mehrtens [this message]
2019-11-19  8:59   ` [PATCH 3/3] backports: Add kvcalloc() Johannes Berg
2019-11-19 19:12     ` Hauke Mehrtens
2019-11-19 19:38       ` Johannes Berg

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