From: Christian Brauner <brauner@kernel.org>
To: Vlastimil Babka <vbabka@suse.cz>, Jens Axboe <axboe@kernel.dk>,
Jann Horn <jannh@google.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Mike Rapoport <rppt@kernel.org>
Cc: Kees Cook <kees@kernel.org>, Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>,
Roman Gushchin <roman.gushchin@linux.dev>,
Hyeonggon Yoo <42.hyeyoo@gmail.com>,
linux-mm@kvack.org, linux-fsdevel@vger.kernel.org,
Christian Brauner <brauner@kernel.org>
Subject: [PATCH v3 13/17] file: port to struct kmem_cache_args
Date: Wed, 04 Sep 2024 12:21:18 +0200 [thread overview]
Message-ID: <20240904-work-kmem_cache_args-v3-13-05db2179a8c2@kernel.org> (raw)
In-Reply-To: <20240904-work-kmem_cache_args-v3-0-05db2179a8c2@kernel.org>
Port filp_cache to struct kmem_cache_args.
Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
fs/file_table.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/fs/file_table.c b/fs/file_table.c
index 3ef558f27a1c..861c03608e83 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -511,9 +511,14 @@ EXPORT_SYMBOL(__fput_sync);
void __init files_init(void)
{
- filp_cachep = kmem_cache_create_rcu("filp", sizeof(struct file),
- offsetof(struct file, f_freeptr),
- SLAB_HWCACHE_ALIGN | SLAB_PANIC | SLAB_ACCOUNT);
+ struct kmem_cache_args args = {
+ .use_freeptr_offset = true,
+ .freeptr_offset = offsetof(struct file, f_freeptr),
+ };
+
+ filp_cachep = kmem_cache_create("filp", sizeof(struct file), &args,
+ SLAB_HWCACHE_ALIGN | SLAB_PANIC |
+ SLAB_ACCOUNT | SLAB_TYPESAFE_BY_RCU);
percpu_counter_init(&nr_files, 0, GFP_KERNEL);
}
--
2.45.2
next prev parent reply other threads:[~2024-09-04 10:22 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-04 10:21 [PATCH v3 00/17] slab: add struct kmem_cache_args Christian Brauner
2024-09-04 10:21 ` [PATCH v3 01/17] slab: s/__kmem_cache_create/do_kmem_cache_create/g Christian Brauner
2024-09-04 10:21 ` [PATCH v3 02/17] slab: add struct kmem_cache_args Christian Brauner
2024-09-04 10:21 ` [PATCH v3 03/17] slab: port kmem_cache_create() to " Christian Brauner
2024-09-04 10:21 ` [PATCH v3 04/17] slab: port kmem_cache_create_rcu() " Christian Brauner
2024-09-04 10:21 ` [PATCH v3 05/17] slab: port kmem_cache_create_usercopy() " Christian Brauner
2024-09-04 10:21 ` [PATCH v3 06/17] slab: pass struct kmem_cache_args to create_cache() Christian Brauner
2024-09-04 10:21 ` [PATCH v3 07/17] slab: pull kmem_cache_open() into do_kmem_cache_create() Christian Brauner
2024-09-04 10:21 ` [PATCH v3 08/17] slab: pass struct kmem_cache_args to do_kmem_cache_create() Christian Brauner
2024-09-04 10:21 ` [PATCH v3 09/17] slab: remove rcu_freeptr_offset from struct kmem_cache Christian Brauner
2024-09-04 10:21 ` [PATCH v3 10/17] slab: port KMEM_CACHE() to struct kmem_cache_args Christian Brauner
2024-09-04 10:21 ` [PATCH v3 11/17] slab: port KMEM_CACHE_USERCOPY() " Christian Brauner
2024-09-04 10:21 ` [PATCH v3 12/17] slab: create kmem_cache_create() compatibility layer Christian Brauner
2024-09-04 10:21 ` Christian Brauner [this message]
2024-09-04 10:21 ` [PATCH v3 14/17] slab: remove kmem_cache_create_rcu() Christian Brauner
2024-09-04 10:21 ` [PATCH v3 15/17] slab: make kmem_cache_create_usercopy() static inline Christian Brauner
2024-09-04 10:21 ` [PATCH v3 16/17] slab: make __kmem_cache_create() " Christian Brauner
2024-09-04 10:21 ` [PATCH v3 17/17] io_uring: port to struct kmem_cache_args Christian Brauner
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