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Mon, 9 Dec 2024 08:27:43 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id 46FIIv+pVmc9DQAAD6G6ig (envelope-from ); Mon, 09 Dec 2024 08:27:43 +0000 Message-ID: <76facd58-e1a6-41bd-b4df-45c19683c05b@suse.de> Date: Mon, 9 Dec 2024 09:27:43 +0100 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHv12 04/12] block: introduce max_write_streams queue limit To: Keith Busch , axboe@kernel.dk, hch@lst.de, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org Cc: sagi@grimberg.me, asml.silence@gmail.com, anuj20.g@samsung.com, joshi.k@samsung.com, Keith Busch References: <20241206221801.790690-1-kbusch@meta.com> <20241206221801.790690-5-kbusch@meta.com> Content-Language: en-US From: Hannes Reinecke In-Reply-To: <20241206221801.790690-5-kbusch@meta.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Level: X-Spamd-Result: default: False [-2.80 / 50.00]; BAYES_HAM(-3.00)[100.00%]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_ALL(0.00)[]; TAGGED_RCPT(0.00)[]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_TWELVE(0.00)[12]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_HAS_DN(0.00)[]; FREEMAIL_CC(0.00)[grimberg.me,gmail.com,samsung.com,kernel.org]; TO_DN_SOME(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,suse.de:email,suse.de:mid,lst.de:email] X-Spam-Score: -2.80 X-Spam-Flag: NO On 12/6/24 23:17, Keith Busch wrote: > From: Keith Busch > > Drivers with hardware that support write streams need a way to export how > many are available so applications can generically query this. > > Signed-off-by: Keith Busch > [hch: renamed hints to streams, removed stacking] > Signed-off-by: Christoph Hellwig > --- > Documentation/ABI/stable/sysfs-block | 7 +++++++ > block/blk-sysfs.c | 3 +++ > include/linux/blkdev.h | 9 +++++++++ > 3 files changed, 19 insertions(+) > Reviewed-by: Hannes Reinecke Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@suse.de +49 911 74053 688 SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich