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| author | Paul E. McKenney <paulmck@kernel.org> | 2023-12-04 20:34:58 -0800 |
|---|---|---|
| committer | Boqun Feng <boqun.feng@gmail.com> | 2024-02-14 07:53:50 -0800 |
| commit | 3b239b308e94ce6c65f6646d251edb737b82e716 (patch) | |
| tree | 41d7ea0f414a5e917bd23fa98adce0c1fe51816f /kernel/context_tracking.c | |
| parent | 600716592a3a6de8bfcf3a0625d75cda8dce3ced (diff) | |
| download | linux-3b239b308e94ce6c65f6646d251edb737b82e716.tar.gz linux-3b239b308e94ce6c65f6646d251edb737b82e716.tar.bz2 linux-3b239b308e94ce6c65f6646d251edb737b82e716.zip | |
context_tracking: Fix kerneldoc headers for __ct_user_{enter,exit}()
Document the "state" parameter of both of these functions.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202312041922.YZCcEPYD-lkp@intel.com/
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Diffstat (limited to 'kernel/context_tracking.c')
| -rw-r--r-- | kernel/context_tracking.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c index 6ef0b35fc28c..70ae70d03823 100644 --- a/kernel/context_tracking.c +++ b/kernel/context_tracking.c @@ -458,6 +458,8 @@ static __always_inline void context_tracking_recursion_exit(void) * __ct_user_enter - Inform the context tracking that the CPU is going * to enter user or guest space mode. * + * @state: userspace context-tracking state to enter. + * * This function must be called right before we switch from the kernel * to user or guest space, when it's guaranteed the remaining kernel * instructions to execute won't use any RCU read side critical section @@ -595,6 +597,8 @@ NOKPROBE_SYMBOL(user_enter_callable); * __ct_user_exit - Inform the context tracking that the CPU is * exiting user or guest mode and entering the kernel. * + * @state: userspace context-tracking state being exited from. + * * This function must be called after we entered the kernel from user or * guest space before any use of RCU read side critical section. This * potentially include any high level kernel code like syscalls, exceptions, |