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author | Eric W. Biederman <ebiederm@xmission.com> | 2018-07-21 10:45:15 -0500 |
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committer | Eric W. Biederman <ebiederm@xmission.com> | 2018-07-21 12:57:35 -0500 |
commit | 40b3b02535621027f56d248139e0e467573c3098 (patch) | |
tree | d0e62a9c767d2c08265a05b3f26c3d87c1580449 /kernel/signal.c | |
parent | 9c2db007787ef1aac6728c5e03d37b0ae935d122 (diff) | |
download | linux-40b3b02535621027f56d248139e0e467573c3098.tar.gz linux-40b3b02535621027f56d248139e0e467573c3098.tar.bz2 linux-40b3b02535621027f56d248139e0e467573c3098.zip |
signal: Pass pid type into do_send_sig_info
This passes the information we already have at the call sight into
do_send_sig_info. Ultimately allowing for better handling of signals
sent to a group of processes during fork.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'kernel/signal.c')
-rw-r--r-- | kernel/signal.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index c7527338fe9d..2c09e6143dd8 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -1161,13 +1161,13 @@ specific_send_sig_info(int sig, struct siginfo *info, struct task_struct *t) } int do_send_sig_info(int sig, struct siginfo *info, struct task_struct *p, - bool group) + enum pid_type type) { unsigned long flags; int ret = -ESRCH; if (lock_task_sighand(p, &flags)) { - ret = send_signal(sig, info, p, group); + ret = send_signal(sig, info, p, type != PIDTYPE_PID); unlock_task_sighand(p, &flags); } @@ -1284,7 +1284,7 @@ int group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p, rcu_read_unlock(); if (!ret && sig) - ret = do_send_sig_info(sig, info, p, true); + ret = do_send_sig_info(sig, info, p, type); return ret; } @@ -1448,7 +1448,7 @@ int send_sig_info(int sig, struct siginfo *info, struct task_struct *p) if (!valid_signal(sig)) return -EINVAL; - return do_send_sig_info(sig, info, p, false); + return do_send_sig_info(sig, info, p, PIDTYPE_PID); } #define __si_special(priv) \ @@ -3199,7 +3199,7 @@ do_send_specific(pid_t tgid, pid_t pid, int sig, struct siginfo *info) * probe. No signal is actually delivered. */ if (!error && sig) { - error = do_send_sig_info(sig, info, p, false); + error = do_send_sig_info(sig, info, p, PIDTYPE_PID); /* * If lock_task_sighand() failed we pretend the task * dies after receiving the signal. The window is tiny, |