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-rw-r--r--include/trace/events/f2fs.h14
-rw-r--r--include/trace/events/libata.h1
-rw-r--r--include/trace/events/random.h316
-rw-r--r--include/trace/events/sock.h6
-rw-r--r--include/trace/events/spmi.h12
-rw-r--r--include/trace/events/target.h12
-rw-r--r--include/trace/events/timer.h3
-rw-r--r--include/trace/events/vmscan.h4
-rw-r--r--include/trace/events/wbt.h8
-rw-r--r--include/trace/events/writeback.h36
10 files changed, 49 insertions, 363 deletions
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 795698925d20..098d6dff20be 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -498,7 +498,7 @@ TRACE_EVENT(f2fs_truncate_partial_nodes,
TP_STRUCT__entry(
__field(dev_t, dev)
__field(ino_t, ino)
- __field(nid_t, nid[3])
+ __array(nid_t, nid, 3)
__field(int, depth)
__field(int, err)
),
@@ -751,20 +751,20 @@ TRACE_EVENT(f2fs_lookup_start,
TP_STRUCT__entry(
__field(dev_t, dev)
__field(ino_t, ino)
- __field(const char *, name)
+ __string(name, dentry->d_name.name)
__field(unsigned int, flags)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->ino = dir->i_ino;
- __entry->name = dentry->d_name.name;
+ __assign_str(name, dentry->d_name.name);
__entry->flags = flags;
),
TP_printk("dev = (%d,%d), pino = %lu, name:%s, flags:%u",
show_dev_ino(__entry),
- __entry->name,
+ __get_str(name),
__entry->flags)
);
@@ -778,7 +778,7 @@ TRACE_EVENT(f2fs_lookup_end,
TP_STRUCT__entry(
__field(dev_t, dev)
__field(ino_t, ino)
- __field(const char *, name)
+ __string(name, dentry->d_name.name)
__field(nid_t, cino)
__field(int, err)
),
@@ -786,14 +786,14 @@ TRACE_EVENT(f2fs_lookup_end,
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->ino = dir->i_ino;
- __entry->name = dentry->d_name.name;
+ __assign_str(name, dentry->d_name.name);
__entry->cino = ino;
__entry->err = err;
),
TP_printk("dev = (%d,%d), pino = %lu, name:%s, ino:%u, err:%d",
show_dev_ino(__entry),
- __entry->name,
+ __get_str(name),
__entry->cino,
__entry->err)
);
diff --git a/include/trace/events/libata.h b/include/trace/events/libata.h
index ab69434e2329..72e785a903b6 100644
--- a/include/trace/events/libata.h
+++ b/include/trace/events/libata.h
@@ -249,6 +249,7 @@ DECLARE_EVENT_CLASS(ata_qc_complete_template,
__entry->hob_feature = qc->result_tf.hob_feature;
__entry->nsect = qc->result_tf.nsect;
__entry->hob_nsect = qc->result_tf.hob_nsect;
+ __entry->flags = qc->flags;
),
TP_printk("ata_port=%u ata_dev=%u tag=%d flags=%s status=%s " \
diff --git a/include/trace/events/random.h b/include/trace/events/random.h
deleted file mode 100644
index 0560dfc33f1c..000000000000
--- a/include/trace/events/random.h
+++ /dev/null
@@ -1,316 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#undef TRACE_SYSTEM
-#define TRACE_SYSTEM random
-
-#if !defined(_TRACE_RANDOM_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_RANDOM_H
-
-#include <linux/writeback.h>
-#include <linux/tracepoint.h>
-
-TRACE_EVENT(add_device_randomness,
- TP_PROTO(int bytes, unsigned long IP),
-
- TP_ARGS(bytes, IP),
-
- TP_STRUCT__entry(
- __field( int, bytes )
- __field(unsigned long, IP )
- ),
-
- TP_fast_assign(
- __entry->bytes = bytes;
- __entry->IP = IP;
- ),
-
- TP_printk("bytes %d caller %pS",
- __entry->bytes, (void *)__entry->IP)
-);
-
-DECLARE_EVENT_CLASS(random__mix_pool_bytes,
- TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
-
- TP_ARGS(pool_name, bytes, IP),
-
- TP_STRUCT__entry(
- __field( const char *, pool_name )
- __field( int, bytes )
- __field(unsigned long, IP )
- ),
-
- TP_fast_assign(
- __entry->pool_name = pool_name;
- __entry->bytes = bytes;
- __entry->IP = IP;
- ),
-
- TP_printk("%s pool: bytes %d caller %pS",
- __entry->pool_name, __entry->bytes, (void *)__entry->IP)
-);
-
-DEFINE_EVENT(random__mix_pool_bytes, mix_pool_bytes,
- TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
-
- TP_ARGS(pool_name, bytes, IP)
-);
-
-DEFINE_EVENT(random__mix_pool_bytes, mix_pool_bytes_nolock,
- TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
-
- TP_ARGS(pool_name, bytes, IP)
-);
-
-TRACE_EVENT(credit_entropy_bits,
- TP_PROTO(const char *pool_name, int bits, int entropy_count,
- int entropy_total, unsigned long IP),
-
- TP_ARGS(pool_name, bits, entropy_count, entropy_total, IP),
-
- TP_STRUCT__entry(
- __field( const char *, pool_name )
- __field( int, bits )
- __field( int, entropy_count )
- __field( int, entropy_total )
- __field(unsigned long, IP )
- ),
-
- TP_fast_assign(
- __entry->pool_name = pool_name;
- __entry->bits = bits;
- __entry->entropy_count = entropy_count;
- __entry->entropy_total = entropy_total;
- __entry->IP = IP;
- ),
-
- TP_printk("%s pool: bits %d entropy_count %d entropy_total %d "
- "caller %pS", __entry->pool_name, __entry->bits,
- __entry->entropy_count, __entry->entropy_total,
- (void *)__entry->IP)
-);
-
-TRACE_EVENT(push_to_pool,
- TP_PROTO(const char *pool_name, int pool_bits, int input_bits),
-
- TP_ARGS(pool_name, pool_bits, input_bits),
-
- TP_STRUCT__entry(
- __field( const char *, pool_name )
- __field( int, pool_bits )
- __field( int, input_bits )
- ),
-
- TP_fast_assign(
- __entry->pool_name = pool_name;
- __entry->pool_bits = pool_bits;
- __entry->input_bits = input_bits;
- ),
-
- TP_printk("%s: pool_bits %d input_pool_bits %d",
- __entry->pool_name, __entry->pool_bits,
- __entry->input_bits)
-);
-
-TRACE_EVENT(debit_entropy,
- TP_PROTO(const char *pool_name, int debit_bits),
-
- TP_ARGS(pool_name, debit_bits),
-
- TP_STRUCT__entry(
- __field( const char *, pool_name )
- __field( int, debit_bits )
- ),
-
- TP_fast_assign(
- __entry->pool_name = pool_name;
- __entry->debit_bits = debit_bits;
- ),
-
- TP_printk("%s: debit_bits %d", __entry->pool_name,
- __entry->debit_bits)
-);
-
-TRACE_EVENT(add_input_randomness,
- TP_PROTO(int input_bits),
-
- TP_ARGS(input_bits),
-
- TP_STRUCT__entry(
- __field( int, input_bits )
- ),
-
- TP_fast_assign(
- __entry->input_bits = input_bits;
- ),
-
- TP_printk("input_pool_bits %d", __entry->input_bits)
-);
-
-TRACE_EVENT(add_disk_randomness,
- TP_PROTO(dev_t dev, int input_bits),
-
- TP_ARGS(dev, input_bits),
-
- TP_STRUCT__entry(
- __field( dev_t, dev )
- __field( int, input_bits )
- ),
-
- TP_fast_assign(
- __entry->dev = dev;
- __entry->input_bits = input_bits;
- ),
-
- TP_printk("dev %d,%d input_pool_bits %d", MAJOR(__entry->dev),
- MINOR(__entry->dev), __entry->input_bits)
-);
-
-TRACE_EVENT(xfer_secondary_pool,
- TP_PROTO(const char *pool_name, int xfer_bits, int request_bits,
- int pool_entropy, int input_entropy),
-
- TP_ARGS(pool_name, xfer_bits, request_bits, pool_entropy,
- input_entropy),
-
- TP_STRUCT__entry(
- __field( const char *, pool_name )
- __field( int, xfer_bits )
- __field( int, request_bits )
- __field( int, pool_entropy )
- __field( int, input_entropy )
- ),
-
- TP_fast_assign(
- __entry->pool_name = pool_name;
- __entry->xfer_bits = xfer_bits;
- __entry->request_bits = request_bits;
- __entry->pool_entropy = pool_entropy;
- __entry->input_entropy = input_entropy;
- ),
-
- TP_printk("pool %s xfer_bits %d request_bits %d pool_entropy %d "
- "input_entropy %d", __entry->pool_name, __entry->xfer_bits,
- __entry->request_bits, __entry->pool_entropy,
- __entry->input_entropy)
-);
-
-DECLARE_EVENT_CLASS(random__get_random_bytes,
- TP_PROTO(int nbytes, unsigned long IP),
-
- TP_ARGS(nbytes, IP),
-
- TP_STRUCT__entry(
- __field( int, nbytes )
- __field(unsigned long, IP )
- ),
-
- TP_fast_assign(
- __entry->nbytes = nbytes;
- __entry->IP = IP;
- ),
-
- TP_printk("nbytes %d caller %pS", __entry->nbytes, (void *)__entry->IP)
-);
-
-DEFINE_EVENT(random__get_random_bytes, get_random_bytes,
- TP_PROTO(int nbytes, unsigned long IP),
-
- TP_ARGS(nbytes, IP)
-);
-
-DEFINE_EVENT(random__get_random_bytes, get_random_bytes_arch,
- TP_PROTO(int nbytes, unsigned long IP),
-
- TP_ARGS(nbytes, IP)
-);
-
-DECLARE_EVENT_CLASS(random__extract_entropy,
- TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
- unsigned long IP),
-
- TP_ARGS(pool_name, nbytes, entropy_count, IP),
-
- TP_STRUCT__entry(
- __field( const char *, pool_name )
- __field( int, nbytes )
- __field( int, entropy_count )
- __field(unsigned long, IP )
- ),
-
- TP_fast_assign(
- __entry->pool_name = pool_name;
- __entry->nbytes = nbytes;
- __entry->entropy_count = entropy_count;
- __entry->IP = IP;
- ),
-
- TP_printk("%s pool: nbytes %d entropy_count %d caller %pS",
- __entry->pool_name, __entry->nbytes, __entry->entropy_count,
- (void *)__entry->IP)
-);
-
-
-DEFINE_EVENT(random__extract_entropy, extract_entropy,
- TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
- unsigned long IP),
-
- TP_ARGS(pool_name, nbytes, entropy_count, IP)
-);
-
-DEFINE_EVENT(random__extract_entropy, extract_entropy_user,
- TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
- unsigned long IP),
-
- TP_ARGS(pool_name, nbytes, entropy_count, IP)
-);
-
-TRACE_EVENT(random_read,
- TP_PROTO(int got_bits, int need_bits, int pool_left, int input_left),
-
- TP_ARGS(got_bits, need_bits, pool_left, input_left),
-
- TP_STRUCT__entry(
- __field( int, got_bits )
- __field( int, need_bits )
- __field( int, pool_left )
- __field( int, input_left )
- ),
-
- TP_fast_assign(
- __entry->got_bits = got_bits;
- __entry->need_bits = need_bits;
- __entry->pool_left = pool_left;
- __entry->input_left = input_left;
- ),
-
- TP_printk("got_bits %d still_needed_bits %d "
- "blocking_pool_entropy_left %d input_entropy_left %d",
- __entry->got_bits, __entry->got_bits, __entry->pool_left,
- __entry->input_left)
-);
-
-TRACE_EVENT(urandom_read,
- TP_PROTO(int got_bits, int pool_left, int input_left),
-
- TP_ARGS(got_bits, pool_left, input_left),
-
- TP_STRUCT__entry(
- __field( int, got_bits )
- __field( int, pool_left )
- __field( int, input_left )
- ),
-
- TP_fast_assign(
- __entry->got_bits = got_bits;
- __entry->pool_left = pool_left;
- __entry->input_left = input_left;
- ),
-
- TP_printk("got_bits %d nonblocking_pool_entropy_left %d "
- "input_entropy_left %d", __entry->got_bits,
- __entry->pool_left, __entry->input_left)
-);
-
-#endif /* _TRACE_RANDOM_H */
-
-/* This part must be outside protection */
-#include <trace/define_trace.h>
diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h
index a0c4b8a30966..3c85bed74420 100644
--- a/include/trace/events/sock.h
+++ b/include/trace/events/sock.h
@@ -97,7 +97,7 @@ TRACE_EVENT(sock_exceed_buf_limit,
TP_STRUCT__entry(
__array(char, name, 32)
- __field(long *, sysctl_mem)
+ __array(long, sysctl_mem, 3)
__field(long, allocated)
__field(int, sysctl_rmem)
__field(int, rmem_alloc)
@@ -109,7 +109,9 @@ TRACE_EVENT(sock_exceed_buf_limit,
TP_fast_assign(
strncpy(__entry->name, prot->name, 32);
- __entry->sysctl_mem = prot->sysctl_mem;
+ __entry->sysctl_mem[0] = READ_ONCE(prot->sysctl_mem[0]);
+ __entry->sysctl_mem[1] = READ_ONCE(prot->sysctl_mem[1]);
+ __entry->sysctl_mem[2] = READ_ONCE(prot->sysctl_mem[2]);
__entry->allocated = allocated;
__entry->sysctl_rmem = sk_get_rmem0(sk, prot);
__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
diff --git a/include/trace/events/spmi.h b/include/trace/events/spmi.h
index 8b60efe18ba6..a6819fd85cdf 100644
--- a/include/trace/events/spmi.h
+++ b/include/trace/events/spmi.h
@@ -21,15 +21,15 @@ TRACE_EVENT(spmi_write_begin,
__field ( u8, sid )
__field ( u16, addr )
__field ( u8, len )
- __dynamic_array ( u8, buf, len + 1 )
+ __dynamic_array ( u8, buf, len )
),
TP_fast_assign(
__entry->opcode = opcode;
__entry->sid = sid;
__entry->addr = addr;
- __entry->len = len + 1;
- memcpy(__get_dynamic_array(buf), buf, len + 1);
+ __entry->len = len;
+ memcpy(__get_dynamic_array(buf), buf, len);
),
TP_printk("opc=%d sid=%02d addr=0x%04x len=%d buf=0x[%*phD]",
@@ -92,7 +92,7 @@ TRACE_EVENT(spmi_read_end,
__field ( u16, addr )
__field ( int, ret )
__field ( u8, len )
- __dynamic_array ( u8, buf, len + 1 )
+ __dynamic_array ( u8, buf, len )
),
TP_fast_assign(
@@ -100,8 +100,8 @@ TRACE_EVENT(spmi_read_end,
__entry->sid = sid;
__entry->addr = addr;
__entry->ret = ret;
- __entry->len = len + 1;
- memcpy(__get_dynamic_array(buf), buf, len + 1);
+ __entry->len = len;
+ memcpy(__get_dynamic_array(buf), buf, len);
),
TP_printk("opc=%d sid=%02d addr=0x%04x ret=%d len=%02d buf=0x[%*phD]",
diff --git a/include/trace/events/target.h b/include/trace/events/target.h
index 914a872dd343..e87a3716b0ac 100644
--- a/include/trace/events/target.h
+++ b/include/trace/events/target.h
@@ -140,6 +140,7 @@ TRACE_EVENT(target_sequencer_start,
__field( unsigned int, opcode )
__field( unsigned int, data_length )
__field( unsigned int, task_attribute )
+ __field( unsigned char, control )
__array( unsigned char, cdb, TCM_MAX_COMMAND_SIZE )
__string( initiator, cmd->se_sess->se_node_acl->initiatorname )
),
@@ -149,6 +150,7 @@ TRACE_EVENT(target_sequencer_start,
__entry->opcode = cmd->t_task_cdb[0];
__entry->data_length = cmd->data_length;
__entry->task_attribute = cmd->sam_task_attr;
+ __entry->control = scsi_command_control(cmd->t_task_cdb);
memcpy(__entry->cdb, cmd->t_task_cdb, TCM_MAX_COMMAND_SIZE);
__assign_str(initiator, cmd->se_sess->se_node_acl->initiatorname);
),
@@ -158,9 +160,7 @@ TRACE_EVENT(target_sequencer_start,
show_opcode_name(__entry->opcode),
__entry->data_length, __print_hex(__entry->cdb, 16),
show_task_attribute_name(__entry->task_attribute),
- scsi_command_size(__entry->cdb) <= 16 ?
- __entry->cdb[scsi_command_size(__entry->cdb) - 1] :
- __entry->cdb[1]
+ __entry->control
)
);
@@ -175,6 +175,7 @@ TRACE_EVENT(target_cmd_complete,
__field( unsigned int, opcode )
__field( unsigned int, data_length )
__field( unsigned int, task_attribute )
+ __field( unsigned char, control )
__field( unsigned char, scsi_status )
__field( unsigned char, sense_length )
__array( unsigned char, cdb, TCM_MAX_COMMAND_SIZE )
@@ -187,6 +188,7 @@ TRACE_EVENT(target_cmd_complete,
__entry->opcode = cmd->t_task_cdb[0];
__entry->data_length = cmd->data_length;
__entry->task_attribute = cmd->sam_task_attr;
+ __entry->control = scsi_command_control(cmd->t_task_cdb);
__entry->scsi_status = cmd->scsi_status;
__entry->sense_length = cmd->scsi_status == SAM_STAT_CHECK_CONDITION ?
min(18, ((u8 *) cmd->sense_buffer)[SPC_ADD_SENSE_LEN_OFFSET] + 8) : 0;
@@ -203,9 +205,7 @@ TRACE_EVENT(target_cmd_complete,
show_opcode_name(__entry->opcode),
__entry->data_length, __print_hex(__entry->cdb, 16),
show_task_attribute_name(__entry->task_attribute),
- scsi_command_size(__entry->cdb) <= 16 ?
- __entry->cdb[scsi_command_size(__entry->cdb) - 1] :
- __entry->cdb[1]
+ __entry->control
)
);
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index a57e4ee989d6..350b046e7576 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -362,7 +362,8 @@ TRACE_EVENT(itimer_expire,
tick_dep_name(POSIX_TIMER) \
tick_dep_name(PERF_EVENTS) \
tick_dep_name(SCHED) \
- tick_dep_name_end(CLOCK_UNSTABLE)
+ tick_dep_name(CLOCK_UNSTABLE) \
+ tick_dep_name_end(RCU)
#undef tick_dep_name
#undef tick_dep_mask_name
diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
index a1cb91342231..7add8c87fe22 100644
--- a/include/trace/events/vmscan.h
+++ b/include/trace/events/vmscan.h
@@ -294,7 +294,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate,
__field(unsigned long, nr_scanned)
__field(unsigned long, nr_skipped)
__field(unsigned long, nr_taken)
- __field(isolate_mode_t, isolate_mode)
+ __field(unsigned int, isolate_mode)
__field(int, lru)
),
@@ -305,7 +305,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate,
__entry->nr_scanned = nr_scanned;
__entry->nr_skipped = nr_skipped;
__entry->nr_taken = nr_taken;
- __entry->isolate_mode = isolate_mode;
+ __entry->isolate_mode = (__force unsigned int)isolate_mode;
__entry->lru = lru;
),
diff --git a/include/trace/events/wbt.h b/include/trace/events/wbt.h
index 37342a13c9cb..9996420d7ec4 100644
--- a/include/trace/events/wbt.h
+++ b/include/trace/events/wbt.h
@@ -33,7 +33,7 @@ TRACE_EVENT(wbt_stat,
),
TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->rmean = stat[0].mean;
__entry->rmin = stat[0].min;
@@ -68,7 +68,7 @@ TRACE_EVENT(wbt_lat,
),
TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->lat = div_u64(lat, 1000);
),
@@ -105,7 +105,7 @@ TRACE_EVENT(wbt_step,
),
TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->msg = msg;
__entry->step = step;
@@ -141,7 +141,7 @@ TRACE_EVENT(wbt_timer,
),
TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->status = status;
__entry->step = step;
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 29d09755e5cf..300afa559f46 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -20,7 +20,6 @@
{I_CLEAR, "I_CLEAR"}, \
{I_SYNC, "I_SYNC"}, \
{I_DIRTY_TIME, "I_DIRTY_TIME"}, \
- {I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \
{I_REFERENCED, "I_REFERENCED"} \
)
@@ -66,8 +65,9 @@ TRACE_EVENT(writeback_dirty_page,
),
TP_fast_assign(
- strncpy(__entry->name,
- mapping ? dev_name(inode_to_bdi(mapping->host)->dev) : "(unknown)", 32);
+ strscpy_pad(__entry->name,
+ bdi_dev_name(mapping ? inode_to_bdi(mapping->host) :
+ NULL), 32);
__entry->ino = mapping ? mapping->host->i_ino : 0;
__entry->index = page->index;
),
@@ -96,8 +96,7 @@ DECLARE_EVENT_CLASS(writeback_dirty_inode_template,
struct backing_dev_info *bdi = inode_to_bdi(inode);
/* may be called for files on pseudo FSes w/ unregistered bdi */
- strncpy(__entry->name,
- bdi->dev ? dev_name(bdi->dev) : "(unknown)", 32);
+ strscpy_pad(__entry->name, bdi_dev_name(bdi), 32);
__entry->ino = inode->i_ino;
__entry->state = inode->i_state;
__entry->flags = flags;
@@ -176,8 +175,8 @@ DECLARE_EVENT_CLASS(writeback_write_inode_template,
),
TP_fast_assign(
- strncpy(__entry->name,
- dev_name(inode_to_bdi(inode)->dev), 32);
+ strscpy_pad(__entry->name,
+ bdi_dev_name(inode_to_bdi(inode)), 32);
__entry->ino = inode->i_ino;
__entry->sync_mode = wbc->sync_mode;
__entry->cgroup_ino = __trace_wbc_assign_cgroup(wbc);
@@ -220,8 +219,7 @@ DECLARE_EVENT_CLASS(writeback_work_class,
__field(unsigned int, cgroup_ino)
),
TP_fast_assign(
- strncpy(__entry->name,
- wb->bdi->dev ? dev_name(wb->bdi->dev) : "(unknown)", 32);
+ strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
__entry->nr_pages = work->nr_pages;
__entry->sb_dev = work->sb ? work->sb->s_dev : 0;
__entry->sync_mode = work->sync_mode;
@@ -274,7 +272,7 @@ DECLARE_EVENT_CLASS(writeback_class,
__field(unsigned int, cgroup_ino)
),
TP_fast_assign(
- strncpy(__entry->name, dev_name(wb->bdi->dev), 32);
+ strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
__entry->cgroup_ino = __trace_wb_assign_cgroup(wb);
),
TP_printk("bdi %s: cgroup_ino=%u",
@@ -296,7 +294,7 @@ TRACE_EVENT(writeback_bdi_register,
__array(char, name, 32)
),
TP_fast_assign(
- strncpy(__entry->name, dev_name(bdi->dev), 32);
+ strscpy_pad(__entry->name, bdi_dev_name(bdi), 32);
),
TP_printk("bdi %s",
__entry->name
@@ -321,7 +319,7 @@ DECLARE_EVENT_CLASS(wbc_class,
),
TP_fast_assign(
- strncpy(__entry->name, dev_name(bdi->dev), 32);
+ strscpy_pad(__entry->name, bdi_dev_name(bdi), 32);
__entry->nr_to_write = wbc->nr_to_write;
__entry->pages_skipped = wbc->pages_skipped;
__entry->sync_mode = wbc->sync_mode;
@@ -372,7 +370,7 @@ TRACE_EVENT(writeback_queue_io,
__field(unsigned int, cgroup_ino)
),
TP_fast_assign(
- strncpy(__entry->name, dev_name(wb->bdi->dev), 32);
+ strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
__entry->older = dirtied_before;
__entry->age = (jiffies - dirtied_before) * 1000 / HZ;
__entry->moved = moved;
@@ -457,7 +455,7 @@ TRACE_EVENT(bdi_dirty_ratelimit,
),
TP_fast_assign(
- strlcpy(__entry->bdi, dev_name(wb->bdi->dev), 32);
+ strscpy_pad(__entry->bdi, bdi_dev_name(wb->bdi), 32);
__entry->write_bw = KBps(wb->write_bandwidth);
__entry->avg_write_bw = KBps(wb->avg_write_bandwidth);
__entry->dirty_rate = KBps(dirty_rate);
@@ -522,7 +520,7 @@ TRACE_EVENT(balance_dirty_pages,
TP_fast_assign(
unsigned long freerun = (thresh + bg_thresh) / 2;
- strlcpy(__entry->bdi, dev_name(wb->bdi->dev), 32);
+ strscpy_pad(__entry->bdi, bdi_dev_name(wb->bdi), 32);
__entry->limit = global_wb_domain.dirty_limit;
__entry->setpoint = (global_wb_domain.dirty_limit +
@@ -582,8 +580,8 @@ TRACE_EVENT(writeback_sb_inodes_requeue,
),
TP_fast_assign(
- strncpy(__entry->name,
- dev_name(inode_to_bdi(inode)->dev), 32);
+ strscpy_pad(__entry->name,
+ bdi_dev_name(inode_to_bdi(inode)), 32);
__entry->ino = inode->i_ino;
__entry->state = inode->i_state;
__entry->dirtied_when = inode->dirtied_when;
@@ -656,8 +654,8 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
),
TP_fast_assign(
- strncpy(__entry->name,
- dev_name(inode_to_bdi(inode)->dev), 32);
+ strscpy_pad(__entry->name,
+ bdi_dev_name(inode_to_bdi(inode)), 32);
__entry->ino = inode->i_ino;
__entry->state = inode->i_state;
__entry->dirtied_when = inode->dirtied_when;
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-06-20 01:12:20 +0000