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sched/core: Fix sched_getaffinity() return value kerneldoc comment
Previous version was probably written referencing the man page for glibc's wrapper, but the wrapper's behavior differs from that of the syscall itself in this case. Signed-off-by: Zev Weiss <zev@bewilderbeest.net> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-kernel@vger.kernel.org Link: http://lkml.kernel.org/r/1466975603-25408-1-git-send-email-zev@bewilderbeest.net Signed-off-by: Ingo Molnar <mingo@kernel.org>
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@ -4759,7 +4759,8 @@ long sched_getaffinity(pid_t pid, struct cpumask *mask)
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* @len: length in bytes of the bitmask pointed to by user_mask_ptr
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* @user_mask_ptr: user-space pointer to hold the current cpu mask
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*
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* Return: 0 on success. An error code otherwise.
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* Return: size of CPU mask copied to user_mask_ptr on success. An
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* error code otherwise.
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*/
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SYSCALL_DEFINE3(sched_getaffinity, pid_t, pid, unsigned int, len,
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unsigned long __user *, user_mask_ptr)
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