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zed: use separate reaper thread and collect ZEDLETs asynchronously

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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #11807
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2021-03-26 14:41:38 +01:00
committed by Brian Behlendorf
parent 3ef80eefff
commit ca2ce9c50b
5 changed files with 155 additions and 53 deletions
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cmd/zed/zed.c
+5 -1
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@@ -60,8 +60,8 @@ _setup_sig_handlers(void)
zed_log_die("Failed to initialize sigset");
sa.sa_flags = SA_RESTART;
sa.sa_handler = SIG_IGN;
sa.sa_handler = SIG_IGN;
if (sigaction(SIGPIPE, &sa, NULL) < 0)
zed_log_die("Failed to ignore SIGPIPE");
@@ -75,6 +75,10 @@ _setup_sig_handlers(void)
sa.sa_handler = _hup_handler;
if (sigaction(SIGHUP, &sa, NULL) < 0)
zed_log_die("Failed to register SIGHUP handler");
(void) sigaddset(&sa.sa_mask, SIGCHLD);
if (pthread_sigmask(SIG_BLOCK, &sa.sa_mask, NULL) < 0)
zed_log_die("Failed to block SIGCHLD");
}
/*