From: Al Viro <viro@zeniv.linux.org.uk>
To: "Christoph Lameter (Ampere)" <cl@gentwo.org>
Cc: linux-mm@kvack.org, Vlastimil Babka <vbabka@suse.cz>,
Harry Yoo <harry.yoo@oracle.com>,
linux-fsdevel@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
Mateusz Guzik <mguzik@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 00/15] kmem_cache instances with static storage duration
Date: Thu, 15 Jan 2026 19:44:50 +0000 [thread overview]
Message-ID: <20260115194450.GA3634291@ZenIV> (raw)
In-Reply-To: <806cbde4-fc0b-7bf7-d22a-2205b46eaa96@gentwo.org>
On Thu, Jan 15, 2026 at 11:10:00AM -0800, Christoph Lameter (Ampere) wrote:
> Internal functions exist in the slab allocator that do what you want if
> the opaqueness requirement is dropped. F.e. for the creation of kmalloc
> caches we use do_kmem_cache_create():
Yes, I know. Do you really want to expose e.g. slab_caches and slab_mutex
to the rest of the kernel? Surgery needed to have __kmem_cache_create()
do everything is not large - see the mm/slab_common.c parts in the first
two commits in this series.
prev parent reply other threads:[~2026-01-15 19:43 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-10 4:02 Al Viro
2026-01-10 4:02 ` [RFC PATCH 01/15] static kmem_cache instances for core caches Al Viro
2026-01-10 5:40 ` Matthew Wilcox
2026-01-10 6:23 ` Al Viro
2026-01-14 7:30 ` Harry Yoo
2026-01-14 7:38 ` Al Viro
2026-01-15 16:59 ` Vlastimil Babka
2026-01-10 4:02 ` [RFC PATCH 02/15] allow static-duration kmem_cache in modules Al Viro
2026-01-10 4:02 ` [RFC PATCH 03/15] make mnt_cache static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 04/15] turn thread_cache static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 05/15] turn signal_cache static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 06/15] turn bh_cachep static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 07/15] turn dentry_cache static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 08/15] turn files_cachep static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 09/15] make filp and bfilp caches static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 10/15] turn sighand_cache static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 11/15] turn mm_cachep static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 12/15] turn task_struct_cachep static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 13/15] turn fs_cachep static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 14/15] turn inode_cachep static-duration Al Viro
2026-01-10 4:02 ` [RFC PATCH 15/15] turn ufs_inode_cache static-duration Al Viro
2026-01-10 5:33 ` [RFC PATCH 00/15] kmem_cache instances with static storage duration Linus Torvalds
2026-01-10 6:16 ` Al Viro
2026-01-14 7:12 ` Harry Yoo
2026-01-15 0:46 ` Christoph Lameter (Ampere)
2026-01-15 2:08 ` Al Viro
2026-01-15 19:10 ` Christoph Lameter (Ampere)
2026-01-15 19:44 ` Al Viro [this message]
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