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Tue, 08 Jul 2025 13:22:21 -0700 (PDT) X-Relaying-Domain: purestorage.com Received: from dev-csander.dev.purestorage.com (dev-csander.dev.purestorage.com [10.7.70.37]) by c7-smtp-2023.dev.purestorage.com (Postfix) with ESMTP id 20B8F34050C; Tue, 8 Jul 2025 14:22:21 -0600 (MDT) Received: by dev-csander.dev.purestorage.com (Postfix, from userid 1557716354) id 1E893E41CDE; Tue, 8 Jul 2025 14:22:21 -0600 (MDT) From: Caleb Sander Mateos To: Chris Mason , Josef Bacik , David Sterba , Jens Axboe Cc: Mark Harmstone , linux-btrfs@vger.kernel.org, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, Caleb Sander Mateos Subject: [PATCH v2 1/4] btrfs/ioctl: don't skip accounting in early ENOTTY return Date: Tue, 8 Jul 2025 14:22:09 -0600 Message-ID: <20250708202212.2851548-2-csander@purestorage.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250708202212.2851548-1-csander@purestorage.com> References: <20250708202212.2851548-1-csander@purestorage.com> Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit btrfs_uring_encoded_read() returns early with -ENOTTY if the uring_cmd is issued with IO_URING_F_COMPAT but the kernel doesn't support compat syscalls. However, this early return bypasses the syscall accounting. goto out_acct instead to ensure the syscall is counted. Signed-off-by: Caleb Sander Mateos Fixes: 34310c442e17 ("btrfs: add io_uring command for encoded reads (ENCODED_READ ioctl)") --- fs/btrfs/ioctl.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 913acef3f0a9..ff15160e2581 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -4827,11 +4827,12 @@ static int btrfs_uring_encoded_read(struct io_uring_cmd *cmd, unsigned int issue if (issue_flags & IO_URING_F_COMPAT) { #if defined(CONFIG_64BIT) && defined(CONFIG_COMPAT) copy_end = offsetofend(struct btrfs_ioctl_encoded_io_args_32, flags); #else - return -ENOTTY; + ret = -ENOTTY; + goto out_acct; #endif } else { copy_end = copy_end_kernel; } -- 2.45.2