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authorMinchan Kim <minchan@kernel.org>2020-10-18 02:14:54 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-18 19:27:10 +0300
commit1aa92cd31c1c032ddfed27e79d646bbb429e9b52 (patch)
treeb11b14e628cdf1a879a1fdebf7a5cff5407c2c32 /kernel/exit.c
parent0726b01e70455f9900ab524117c7b520d197dc8c (diff)
downloadlinux-1aa92cd31c1c032ddfed27e79d646bbb429e9b52.tar.xz
pid: move pidfd_get_pid() to pid.c
process_madvise syscall needs pidfd_get_pid function to translate pidfd to pid so this patch move the function to kernel/pid.c. Suggested-by: Alexander Duyck <alexander.h.duyck@linux.intel.com> Signed-off-by: Minchan Kim <minchan@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Suren Baghdasaryan <surenb@google.com> Reviewed-by: Alexander Duyck <alexander.h.duyck@linux.intel.com> Reviewed-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Christian Brauner <christian.brauner@ubuntu.com> Acked-by: David Rientjes <rientjes@google.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Jann Horn <jannh@google.com> Cc: Brian Geffon <bgeffon@google.com> Cc: Daniel Colascione <dancol@google.com> Cc: Joel Fernandes <joel@joelfernandes.org> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: John Dias <joaodias@google.com> Cc: Kirill Tkhai <ktkhai@virtuozzo.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Oleksandr Natalenko <oleksandr@redhat.com> Cc: Sandeep Patil <sspatil@google.com> Cc: SeongJae Park <sj38.park@gmail.com> Cc: SeongJae Park <sjpark@amazon.de> Cc: Shakeel Butt <shakeelb@google.com> Cc: Sonny Rao <sonnyrao@google.com> Cc: Tim Murray <timmurray@google.com> Cc: Christian Brauner <christian.brauner@ubuntu.com> Cc: Florian Weimer <fw@deneb.enyo.de> Cc: <linux-man@vger.kernel.org> Link: http://lkml.kernel.org/r/20200302193630.68771-5-minchan@kernel.org Link: http://lkml.kernel.org/r/20200622192900.22757-3-minchan@kernel.org Link: https://lkml.kernel.org/r/20200901000633.1920247-3-minchan@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/exit.c')
-rw-r--r--kernel/exit.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 1f51c27bae59..87a2d515de0d 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -1474,25 +1474,6 @@ end:
return retval;
}
-static struct pid *pidfd_get_pid(unsigned int fd, unsigned int *flags)
-{
- struct fd f;
- struct pid *pid;
-
- f = fdget(fd);
- if (!f.file)
- return ERR_PTR(-EBADF);
-
- pid = pidfd_pid(f.file);
- if (!IS_ERR(pid)) {
- get_pid(pid);
- *flags = f.file->f_flags;
- }
-
- fdput(f);
- return pid;
-}
-
static long kernel_waitid(int which, pid_t upid, struct waitid_info *infop,
int options, struct rusage *ru)
{