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[212.97.236.95]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49fe5e07bdcsm64234815e9.15.2026.09.24.07.07.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 07:07:03 -0700 (PDT) From: Malte Wechter Date: Thu, 24 Sep 2026 16:06:58 +0200 Subject: [PATCH v2] rnull: configfs: add power to configfs features Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260924-upstream-v7-3-rc3-v2-1-ca56ae7a73e9@gmail.com> X-B4-Tracking: v=1; b=H4sIAIEutWoC/32Nyw6CMBBFf4XM2jFtiWBd+R+GRR8DjJFHWmg0h H8XcO/yJOeeu0CkwBThli0QKHHkod9AnTJwrekbQvYbgxKqEFqWOI9xCmQ6TCXmGFyOwttLobU 3Nhew7cZANb+P5qP6cZztk9y0h3aj5TgN4XOcJrl7//pJokQvbKGEra/K6XvTGX6d3dBBta7rF +c8mxXEAAAA X-Change-ID: 20260917-upstream-v7-3-rc3-0db5699dab30 To: Andreas Hindborg , Boqun Feng , Jens Axboe Cc: linux-block@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Malte Wechter , Alice Ryhl , Daniel Almeida X-Mailer: b4 0.16-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1790258821; l=1634; i=maltewechter@gmail.com; s=20260812; h=from:subject:message-id; bh=GC6+lg7Gi2oM3B60HChdLke11qcKRYNxpaj36DtcwJE=; b=HBkxMA+FpFwazc6nsQOIkIwjEP66uRgwrFErgqQgHY2Vz3ZG7kCoducPa1Tbgc0gFq/lIGEAB ZU0B2/mbhfpAO3hE8VMtY5FCL6iw2ib8J9d3ZOOAMLzcmhll38DV8Bz X-Developer-Key: i=maltewechter@gmail.com; a=ed25519; pk=Ta/JQQMOW0Cbxp+yEwWqWFEyKFRyuQeSoYicwD7yvWI= features displayed by configfs for rnull was inconsistent with the actual features available. This correctly exposes `power` as a feature, which is also consistent with the C null_blk driver. Fixes: d969d504bc13 ("rnull: enable configuration via `configfs`") Signed-off-by: Malte Wechter --- Changes in v2: - Add fixes tag - Link to v1: https://patch.msgid.link/20260917-upstream-v7-3-rc3-v1-1-d0b620bf82c9@gmail.com To: Andreas Hindborg To: Boqun Feng To: Jens Axboe To: Alice Ryhl To: Daniel Almeida Cc: linux-block@vger.kernel.org Cc: rust-for-linux@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- drivers/block/rnull/configfs.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/rnull/configfs.rs b/drivers/block/rnull/configfs.rs index 32c10c3f4d0fd7..5f1cdd54cf48aa 100644 --- a/drivers/block/rnull/configfs.rs +++ b/drivers/block/rnull/configfs.rs @@ -35,7 +35,7 @@ impl AttributeOperations<0> for Config { fn show(_this: &Config, page: &mut [u8; PAGE_SIZE]) -> Result { let mut writer = kernel::str::Formatter::new(page); - writer.write_str("blocksize,size,rotational,irqmode\n")?; + writer.write_str("blocksize,size,rotational,irqmode,power\n")?; Ok(writer.bytes_written()) } } --- base-commit: fd73f4a6659897191fa0d40695fe370925dd3780 change-id: 20260917-upstream-v7-3-rc3-0db5699dab30 Best regards, -- Malte Wechter