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| author |   Ingo Molnar <mingo@elte.hu> | 2009-08-11 14:19:09 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-11 14:19:09 +0200 |
| commit | 89034bc2c7b839702c00a704e79d112737f98be0 (patch) | |
| tree | e65b1f3d4c751baa840efc81bc4734f089379eb3 /kernel/trace/ftrace.c | |
| parent | tracing/filters: Don't use pred on alloc failure (diff) | |
| parent | pty: fix data loss when stopped (^S/^Q) (diff) | |
| download | linux-dev-89034bc2c7b839702c00a704e79d112737f98be0.tar.xz linux-dev-89034bc2c7b839702c00a704e79d112737f98be0.zip | |
Merge branch 'linus' into tracing/core
Conflicts:
kernel/trace/trace_events_filter.c
We use the tracing/core version.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/ftrace.c')
| -rw-r--r-- | kernel/trace/ftrace.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 24e3ff53b24b..094863416b2e 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -1617,7 +1617,7 @@ ftrace_regex_open(struct inode *inode, struct file *file, int enable) mutex_lock(&ftrace_regex_lock); if ((file->f_mode & FMODE_WRITE) && - !(file->f_flags & O_APPEND)) + (file->f_flags & O_TRUNC)) ftrace_filter_reset(enable); if (file->f_mode & FMODE_READ) { @@ -2527,7 +2527,7 @@ ftrace_graph_open(struct inode *inode, struct file *file) mutex_lock(&graph_lock); if ((file->f_mode & FMODE_WRITE) && - !(file->f_flags & O_APPEND)) { + (file->f_flags & O_TRUNC)) { ftrace_graph_count = 0; memset(ftrace_graph_funcs, 0, sizeof(ftrace_graph_funcs)); } @@ -2546,6 +2546,14 @@ ftrace_graph_open(struct inode *inode, struct file *file) } static int +ftrace_graph_release(struct inode *inode, struct file *file) +{ + if (file->f_mode & FMODE_READ) + seq_release(inode, file); + return 0; +} + +static int ftrace_set_func(unsigned long *array, int *idx, char *buffer) { struct dyn_ftrace *rec; @@ -2674,9 +2682,10 @@ ftrace_graph_write(struct file *file, const char __user *ubuf, } static const struct file_operations ftrace_graph_fops = { - .open = ftrace_graph_open, - .read = seq_read, - .write = ftrace_graph_write, + .open = ftrace_graph_open, + .read = seq_read, + .write = ftrace_graph_write, + .release = ftrace_graph_release, }; #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ |