From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BCB0D413220; Mon, 9 Mar 2026 19:25:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773084324; cv=none; b=DzceP3RyBqxtXa3Ytej4X/5kxhw2yw0tXbloD/OgDgyxD4RWFQD0YtGaeGQmWLBe5Tt/LQX98Dl0zrrTfUsQ7abI6SurQ+1JytsCrSa+17e2Bym3+1yHMvPV9T8fQ9d0jEZ7/VP7QxR5gYuVv5eOcWYSNuUEAJRuhvRXZKpoAGs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773084324; c=relaxed/simple; bh=q+80M4WVwB0jriNEN9Ewn5e6CqLpErMAF/cbVAJOGpo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WK56mmJgpIAPBjJXXqy7PIUig5oRltmJPzJpGaYt0FPDWVh51YG1xHcFGyqbUnX3++IIyHr/073yswmy9FT+2V4szePKzeBEFCbYYsZZTN5HVWfvfXSTv4ftx6bpKMgdWU8n2A+PRu+phP4O7SdzmKtR4ZVvzUGLBQ0XTKgle2M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JZYW1nAm; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JZYW1nAm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ECE2DC4CEF7; Mon, 9 Mar 2026 19:25:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773084324; bh=q+80M4WVwB0jriNEN9Ewn5e6CqLpErMAF/cbVAJOGpo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JZYW1nAmbw9jWj6fXPPX3hvrZWj8/q/sJSrRcyof83ttU4SLvmxGfjsKp0SIUsT7I p4Xzr7esilW2G4EOnfqlyFqdrN9BO1qOGch7qH5QCfYfvo9ZaO8wuhAIozRVZcIxZq F3EednrXH9XMoGDyKrOx3Up7dJs6wk07KklhIdF3jx07UjCUGju+u3DmRJrO/Wj5zb mj0IXDDSBnnAP4x5CTonrJba7pQQAMiYnvodOwraWrQ/YK+Co/lGrkiBcPX8I7eK9Z SuVAMm4blhSuvIdZJA5QJH0mnln49FuuxJLwdeWrN38SO9V2cfMzOzdzolHwdYK6Wp IX6quVnylZqYg== From: Andrey Albershteyn To: linux-xfs@vger.kernel.org, fsverity@lists.linux.dev, linux-fsdevel@vger.kernel.org, ebiggers@kernel.org Cc: Andrey Albershteyn , hch@lst.de, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-btrfs@vger.kernel.org, djwong@kernel.org Subject: [PATCH v4 24/25] xfs: add fsverity traces Date: Mon, 9 Mar 2026 20:23:39 +0100 Message-ID: <20260309192355.176980-25-aalbersh@kernel.org> X-Mailer: git-send-email 2.51.2 In-Reply-To: <20260309192355.176980-1-aalbersh@kernel.org> References: <20260309192355.176980-1-aalbersh@kernel.org> Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Even though fsverity has traces, debugging issues with varying block sizes could be a bit less transparent without read/write traces. Signed-off-by: Andrey Albershteyn Reviewed-by: "Darrick J. Wong" --- fs/xfs/xfs_fsverity.c | 6 ++++++ fs/xfs/xfs_trace.h | 45 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 51 insertions(+) diff --git a/fs/xfs/xfs_fsverity.c b/fs/xfs/xfs_fsverity.c index adc53dad174b..f18426acdafd 100644 --- a/fs/xfs/xfs_fsverity.c +++ b/fs/xfs/xfs_fsverity.c @@ -79,6 +79,8 @@ xfs_fsverity_get_descriptor( uint32_t blocksize = i_blocksize(VFS_I(ip)); xfs_fileoff_t last_block_offset; + trace_xfs_fsverity_get_descriptor(ip); + ASSERT(inode->i_flags & S_VERITY); error = xfs_bmap_last_extent(NULL, ip, XFS_DATA_FORK, &rec, &is_empty); if (error) @@ -380,6 +382,7 @@ xfs_fsverity_read_merkle( pgoff_t index) { index += xfs_fsverity_metadata_offset(XFS_I(inode)) >> PAGE_SHIFT; + trace_xfs_fsverity_read_merkle(XFS_I(inode), index, PAGE_SIZE); return generic_read_merkle_tree_page(inode, index); } @@ -394,6 +397,7 @@ xfs_fsverity_readahead_merkle_tree( unsigned long nr_pages) { index += xfs_fsverity_metadata_offset(XFS_I(inode)) >> PAGE_SHIFT; + trace_xfs_fsverity_read_merkle(XFS_I(inode), index, PAGE_SIZE); generic_readahead_merkle_tree(inode, index, nr_pages); } @@ -417,6 +421,8 @@ xfs_fsverity_write_merkle( const char *p; unsigned int i; + trace_xfs_fsverity_write_merkle(XFS_I(inode), position, size); + if (position + size > inode->i_sb->s_maxbytes) return -EFBIG; diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 813e5a9f57eb..77e1a4f27f63 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -6419,6 +6419,51 @@ TRACE_EVENT(xfs_verify_media_error, __entry->error) ); +TRACE_EVENT(xfs_fsverity_get_descriptor, + TP_PROTO(struct xfs_inode *ip), + TP_ARGS(ip), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + ), + TP_printk("dev %d:%d ino 0x%llx", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino) +); + +DECLARE_EVENT_CLASS(xfs_fsverity_class, + TP_PROTO(struct xfs_inode *ip, u64 pos, size_t length), + TP_ARGS(ip, pos, length), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(u64, pos) + __field(size_t, length) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + __entry->pos = pos; + __entry->length = length; + ), + TP_printk("dev %d:%d ino 0x%llx pos 0x%llx length 0x%zx", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->pos, + __entry->length) +) + +#define DEFINE_FSVERITY_EVENT(name) \ +DEFINE_EVENT(xfs_fsverity_class, name, \ + TP_PROTO(struct xfs_inode *ip, u64 pos, size_t length), \ + TP_ARGS(ip, pos, length)) +DEFINE_FSVERITY_EVENT(xfs_fsverity_read_merkle); +DEFINE_FSVERITY_EVENT(xfs_fsverity_write_merkle); + #endif /* _TRACE_XFS_H */ #undef TRACE_INCLUDE_PATH -- 2.51.2