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Searched refs:vfs_read (Results 1 – 11 of 11) sorted by relevance

/linux/Documentation/trace/
H A Dfprobetrace.rst99 # echo 'f:myprobe vfs_read count pos' >> dynamic_events
101 f:fprobes/myprobe vfs_read count=count pos=pos
126 # echo 'f:myprobe vfs_read $arg*' >> dynamic_events
128 f:fprobes/myprobe vfs_read file=file buf=buf count=count pos=pos
174 Here is an example to add fprobe events on ``vfs_read()`` function entry
178 # echo 'f vfs_read $arg*' >> dynamic_events
179 # echo 'f vfs_read%return $retval' >> dynamic_events
181 f:fprobes/vfs_read__entry vfs_read file=file buf=buf count=count pos=pos
182 f:fprobes/vfs_read__exit vfs_read%return arg1=$retval
187 …sh-70 [000] ...1. 335.883195: vfs_read__entry: (vfs_read+0x4/0x340) file=0xffff888005cf9a80…
[all …]
H A Dboottime-trace.rst230 kprobes.vfs_read {
231 probes = "vfs_read $arg1 $arg2"
H A Dkprobes.rst741 c015d71a k vfs_read+0x0
/linux/tools/perf/tests/shell/base_probe/
H A Dtest_basic.sh79 $CMD_PERF probe --quiet --add vfs_read > $LOGS_DIR/basic_quiet01.log 2> $LOGS_DIR/basic_quiet01.err
81 $CMD_PERF probe --quiet --del vfs_read > $LOGS_DIR/basic_quiet03.log 2> $LOGS_DIR/basic_quiet02.err
/linux/tools/testing/ktest/examples/bootconfigs/
H A Dboottrace.bconf6 kprobes.vfs_read {
7 probes = "vfs_read $arg1 $arg2"
H A Dtracing.bconf14 probes = "vfs_read $arg2 $arg3";
/linux/tools/testing/selftests/ftrace/test.d/dynevent/
H A Dadd_remove_multiple_fprobe.tc9 PLACE=vfs_read
/linux/fs/
H A Dread_write.c554 ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos) in vfs_read() function
716 ret = vfs_read(fd_file(f), buf, count, ppos); in ksys_read()
764 return vfs_read(fd_file(f), buf, count, &pos); in ksys_pread64()
H A Dexec.c829 ssize_t res = vfs_read(file, (void __user *)addr, len, &pos); in read_code()
/linux/include/linux/
H A Dfs.h2074 extern ssize_t vfs_read(struct file *, char __user *, size_t, loff_t *);
/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt3042 For example, to add a kprobe event on vfs_read with
3045 kprobe_event=p,vfs_read,$arg1,$arg2