linux-kernel - [PATCH v2 nolibc 39/53] tools/nolibc: ppoll/ppoll

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Message-Id: <20230612204514.292087-39-paulmck@kernel.org>
Date:   Mon, 12 Jun 2023 13:45:00 -0700
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     gwml@...r.gnuweeb.org, kernel-team@...a.com, w@....eu,
        Zhangjin Wu <falcon@...ylab.org>, Willy Tarreau <w@....eu>,
        "Paul E . McKenney" <paulmck@...nel.org>
Subject: [PATCH v2 nolibc 39/53] tools/nolibc: ppoll/ppoll_time64: add a missing argument

From: Zhangjin Wu <falcon@...ylab.org>

The ppoll and ppoll_time64 syscalls have 5 arguments, but we only
provide 4, align with kernel and add the missing sigsetsize argument.

Because the sigmask is NULL, the last sigsetsize argument is ignored,
keep it as 0 here is safe enough.

Signed-off-by: Zhangjin Wu <falcon@...ylab.org>
Signed-off-by: Willy Tarreau <w@....eu>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 tools/include/nolibc/sys.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 7836d7e7760d..0160605444e7 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -939,7 +939,7 @@ int sys_poll(struct pollfd *fds, int nfds, int timeout)
 		t.tv_sec  = timeout / 1000;
 		t.tv_nsec = (timeout % 1000) * 1000000;
 	}
-	return my_syscall4(__NR_ppoll, fds, nfds, (timeout >= 0) ? &t : NULL, NULL);
+	return my_syscall5(__NR_ppoll, fds, nfds, (timeout >= 0) ? &t : NULL, NULL, 0);
 #elif defined(__NR_poll)
 	return my_syscall3(__NR_poll, fds, nfds, timeout);
 #else
-- 
2.40.1