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https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf.git
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fa19d42cc7
fs-verity previously had debug printk but it was removed. This patch adds trace points to similar places, as a better alternative. Signed-off-by: Andrey Albershteyn <aalbersh@kernel.org> Reviewed-by: Darrick J. Wong <djwong@kernel.org> [djwong: fix formatting] Signed-off-by: Darrick J. Wong <djwong@kernel.org> Link: https://patch.msgid.link/20260126115658.27656-3-aalbersh@kernel.org Signed-off-by: Christian Brauner <brauner@kernel.org>
147 lines
4.2 KiB
C
147 lines
4.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM fsverity
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#if !defined(_TRACE_FSVERITY_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_FSVERITY_H
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#include <linux/tracepoint.h>
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struct fsverity_descriptor;
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struct merkle_tree_params;
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struct fsverity_info;
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TRACE_EVENT(fsverity_enable,
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TP_PROTO(const struct inode *inode,
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const struct merkle_tree_params *params),
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TP_ARGS(inode, params),
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TP_STRUCT__entry(
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__field(ino_t, ino)
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__field(u64, data_size)
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__field(u64, tree_size)
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__field(unsigned int, merkle_block)
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__field(unsigned int, num_levels)
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),
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TP_fast_assign(
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__entry->ino = inode->i_ino;
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__entry->data_size = i_size_read(inode);
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__entry->tree_size = params->tree_size;
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__entry->merkle_block = params->block_size;
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__entry->num_levels = params->num_levels;
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),
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TP_printk("ino %lu data_size %llu tree_size %llu merkle_block %u levels %u",
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(unsigned long) __entry->ino,
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__entry->data_size,
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__entry->tree_size,
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__entry->merkle_block,
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__entry->num_levels)
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);
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TRACE_EVENT(fsverity_tree_done,
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TP_PROTO(const struct inode *inode, const struct fsverity_info *vi,
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const struct merkle_tree_params *params),
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TP_ARGS(inode, vi, params),
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TP_STRUCT__entry(
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__field(ino_t, ino)
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__field(u64, data_size)
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__field(u64, tree_size)
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__field(unsigned int, merkle_block)
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__field(unsigned int, levels)
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__dynamic_array(u8, root_hash, params->digest_size)
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__dynamic_array(u8, file_digest, params->digest_size)
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),
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TP_fast_assign(
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__entry->ino = inode->i_ino;
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__entry->data_size = i_size_read(inode);
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__entry->tree_size = params->tree_size;
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__entry->merkle_block = params->block_size;
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__entry->levels = params->num_levels;
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memcpy(__get_dynamic_array(root_hash), vi->root_hash, __get_dynamic_array_len(root_hash));
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memcpy(__get_dynamic_array(file_digest), vi->file_digest, __get_dynamic_array_len(file_digest));
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),
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TP_printk("ino %lu data_size %llu tree_size %lld merkle_block %u levels %u root_hash %s digest %s",
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(unsigned long) __entry->ino,
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__entry->data_size,
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__entry->tree_size,
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__entry->merkle_block,
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__entry->levels,
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__print_hex_str(__get_dynamic_array(root_hash), __get_dynamic_array_len(root_hash)),
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__print_hex_str(__get_dynamic_array(file_digest), __get_dynamic_array_len(file_digest)))
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);
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TRACE_EVENT(fsverity_verify_data_block,
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TP_PROTO(const struct inode *inode,
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const struct merkle_tree_params *params,
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u64 data_pos),
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TP_ARGS(inode, params, data_pos),
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TP_STRUCT__entry(
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__field(ino_t, ino)
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__field(u64, data_pos)
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__field(unsigned int, merkle_block)
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),
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TP_fast_assign(
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__entry->ino = inode->i_ino;
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__entry->data_pos = data_pos;
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__entry->merkle_block = params->block_size;
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),
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TP_printk("ino %lu data_pos %llu merkle_block %u",
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(unsigned long) __entry->ino,
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__entry->data_pos,
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__entry->merkle_block)
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);
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TRACE_EVENT(fsverity_merkle_hit,
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TP_PROTO(const struct inode *inode, u64 data_pos,
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unsigned long hblock_idx, unsigned int level,
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unsigned int hidx),
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TP_ARGS(inode, data_pos, hblock_idx, level, hidx),
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TP_STRUCT__entry(
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__field(ino_t, ino)
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__field(u64, data_pos)
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__field(unsigned long, hblock_idx)
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__field(unsigned int, level)
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__field(unsigned int, hidx)
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),
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TP_fast_assign(
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__entry->ino = inode->i_ino;
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__entry->data_pos = data_pos;
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__entry->hblock_idx = hblock_idx;
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__entry->level = level;
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__entry->hidx = hidx;
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),
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TP_printk("ino %lu data_pos %llu hblock_idx %lu level %u hidx %u",
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(unsigned long) __entry->ino,
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__entry->data_pos,
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__entry->hblock_idx,
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__entry->level,
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__entry->hidx)
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);
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TRACE_EVENT(fsverity_verify_merkle_block,
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TP_PROTO(const struct inode *inode, unsigned long hblock_idx,
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unsigned int level, unsigned int hidx),
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TP_ARGS(inode, hblock_idx, level, hidx),
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TP_STRUCT__entry(
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__field(ino_t, ino)
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__field(unsigned long, hblock_idx)
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__field(unsigned int, level)
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__field(unsigned int, hidx)
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),
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TP_fast_assign(
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__entry->ino = inode->i_ino;
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__entry->hblock_idx = hblock_idx;
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__entry->level = level;
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__entry->hidx = hidx;
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),
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TP_printk("ino %lu hblock_idx %lu level %u hidx %u",
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(unsigned long) __entry->ino,
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__entry->hblock_idx,
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__entry->level,
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__entry->hidx)
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);
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#endif /* _TRACE_FSVERITY_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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