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authorYafang Shao <laoar.shao@gmail.com>2024-10-07 22:49:08 +0800
committerAndrew Morton <akpm@linux-foundation.org>2024-11-05 17:12:29 -0800
commitd967757d288182522ca263a3d4472101d15a2bfb (patch)
tree6eb9e9fbadae4f495f1ab46b0162179d20c8ecfc /tools/perf/scripts/python/call-graph-from-postgresql.py
parentsecurity: replace memcpy() with get_task_comm() (diff)
downloadwireguard-linux-d967757d288182522ca263a3d4472101d15a2bfb.tar.xz
wireguard-linux-d967757d288182522ca263a3d4472101d15a2bfb.zip
bpftool: ensure task comm is always NUL-terminated
Let's explicitly ensure the destination string is NUL-terminated. This way, it won't be affected by changes to the source string. Link: https://lkml.kernel.org/r/20241007144911.27693-5-laoar.shao@gmail.com Signed-off-by: Yafang Shao <laoar.shao@gmail.com> Reviewed-by: Quentin Monnet <qmo@kernel.org> Cc: Alejandro Colomar <alx@kernel.org> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Alexei Starovoitov <alexei.starovoitov@gmail.com> Cc: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christian Brauner <brauner@kernel.org> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: David Airlie <airlied@gmail.com> Cc: Eric Biederman <ebiederm@xmission.com> Cc: Eric Paris <eparis@redhat.com> Cc: James Morris <jmorris@namei.org> Cc: Jan Kara <jack@suse.cz> Cc: Justin Stitt <justinstitt@google.com> Cc: Kees Cook <keescook@chromium.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Matus Jokay <matus.jokay@stuba.sk> Cc: Maxime Ripard <mripard@kernel.org> Cc: Ondrej Mosnacek <omosnace@redhat.com> Cc: Paul Moore <paul@paul-moore.com> Cc: "Serge E. Hallyn" <serge@hallyn.com> Cc: Simon Horman <horms@kernel.org> Cc: Stephen Smalley <stephen.smalley.work@gmail.com> Cc: Steven Rostedt (Google) <rostedt@goodmis.org> Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Cc: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
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