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From: Roman Gushchin To: Christian Brauner Cc: Vlastimil Babka , Jens Axboe , Jann Horn , Linus Torvalds , Mike Rapoport , Kees Cook , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Hyeonggon Yoo <42.hyeyoo@gmail.com>, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH v4 12/17] slab: create kmem_cache_create() compatibility layer Message-ID: References: <20240905-work-kmem_cache_args-v4-0-ed45d5380679@kernel.org> <20240905-work-kmem_cache_args-v4-12-ed45d5380679@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240905-work-kmem_cache_args-v4-12-ed45d5380679@kernel.org> X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 43A8AC000D X-Stat-Signature: nakzjojn5unqx5ctwujsdg77nrcwngmc X-Rspam-User: X-HE-Tag: 1725584725-755765 X-HE-Meta: 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 wn6rw03D qTNBR7R4OVd1YNXiHCTVH9PXuP4VNTIy5/IcGdOULyfFb4ftukK93yCr7baqFfM4Yi60KqYcDNo81YOTxGAJgkbXV3jPzqOOv+0sp7cfUswAlZ8cTWrY4s74uKH/1QW7ogLNtIc2jY6fwBu1SU0nUpiYMCxuVaDmJ71TmNb/27V/qR9bzi//KJ5teqVdwZPaYAZP97UTqHpOlNzzGUIZQkB6V4pBNOHmxWrc4Wi+i3Fb9za+MjjrAkDvoYNE2rE1p2Kc7ZObdkPGvJ0BDSQp1cTNd5HN3K4N2H/7UA8J4hbHYgzHJ5aGFAaQ6EX4fZJ/Yusgk/BLj90fkl9rRDA/mxtATkwjCRIpNGrexCSyl1rySsQ8= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Sep 05, 2024 at 09:56:55AM +0200, Christian Brauner wrote: > Use _Generic() to create a compatibility layer that type switches on the > third argument to either call __kmem_cache_create() or > __kmem_cache_create_args(). If NULL is passed for the struct > kmem_cache_args argument use default args making porting for callers > that don't care about additional arguments easy. > > Reviewed-by: Kees Cook > Reviewed-by: Jens Axboe > Signed-off-by: Christian Brauner Reviewed-by: Roman Gushchin