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| author | Bart Van Assche <bvanassche@acm.org> | 2025-03-19 14:02:22 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-04-10 14:33:37 +0200 |
| commit | 1ff7116624d59b0efd77fa26d50fa68e916ece08 (patch) | |
| tree | 88fc0860356bdad908b696ed69ce22ab75d7cac4 | |
| parent | 62f6af0a12c219e63db76acfa45bd3a109b194eb (diff) | |
| download | linux-1ff7116624d59b0efd77fa26d50fa68e916ece08.tar.gz linux-1ff7116624d59b0efd77fa26d50fa68e916ece08.tar.bz2 linux-1ff7116624d59b0efd77fa26d50fa68e916ece08.zip | |
fs/procfs: fix the comment above proc_pid_wchan()
[ Upstream commit 6287fbad1cd91f0c25cdc3a580499060828a8f30 ]
proc_pid_wchan() used to report kernel addresses to user space but that is
no longer the case today. Bring the comment above proc_pid_wchan() in
sync with the implementation.
Link: https://lkml.kernel.org/r/20250319210222.1518771-1-bvanassche@acm.org
Fixes: b2f73922d119 ("fs/proc, core/debug: Don't expose absolute kernel addresses via wchan")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Cc: Kees Cook <kees@kernel.org>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | fs/proc/base.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 82e4a8805bae..fb169bdfd9a8 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -415,7 +415,7 @@ static const struct file_operations proc_pid_cmdline_ops = { #ifdef CONFIG_KALLSYMS /* * Provides a wchan file via kallsyms in a proper one-value-per-file format. - * Returns the resolved symbol. If that fails, simply return the address. + * Returns the resolved symbol to user space. */ static int proc_pid_wchan(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) |