diff options
| author | Adrian Hunter <[email protected]> | 2020-09-01 09:16:17 +0000 |
|---|---|---|
| committer | Steven Rostedt (VMware) <[email protected]> | 2020-09-18 16:22:42 +0000 |
| commit | 478ece9573f04aed834e05e0bbf034320d240f9f (patch) | |
| tree | 19a62f01936d1b44e27ae1fb978705f930522d97 /net/switchdev/switchdev.c | |
| parent | ftrace: Free the trampoline when ftrace_startup() fails (diff) | |
| download | kernel-478ece9573f04aed834e05e0bbf034320d240f9f.tar.gz kernel-478ece9573f04aed834e05e0bbf034320d240f9f.zip | |
ftrace: Fix missing synchronize_rcu() removing trampoline from kallsyms
Add synchronize_rcu() after list_del_rcu() in
ftrace_remove_trampoline_from_kallsyms() to protect readers of
ftrace_ops_trampoline_list (in ftrace_get_trampoline_kallsym)
which is used when kallsyms is read.
Link: https://lkml.kernel.org/r/[email protected]
Fixes: fc0ea795f53c8d ("ftrace: Add symbols for ftrace trampolines")
Signed-off-by: Adrian Hunter <[email protected]>
Signed-off-by: Steven Rostedt (VMware) <[email protected]>
Diffstat (limited to 'net/switchdev/switchdev.c')
0 files changed, 0 insertions, 0 deletions