From: Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org>
To: libc-alpha@sourceware.org
Subject: [PATCH] linux: __get_nprocs_sched: initialize cpu_bits array with zeroes [BZ #28850]
Date: Tue, 1 Feb 2022 21:56:44 +0000 [thread overview]
Message-ID: <20220201215644.473902-1-glebfm@altlinux.org> (raw)
---
sysdeps/unix/sysv/linux/getsysstats.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sysdeps/unix/sysv/linux/getsysstats.c b/sysdeps/unix/sysv/linux/getsysstats.c
index 4798cc337e..5436bdb507 100644
--- a/sysdeps/unix/sysv/linux/getsysstats.c
+++ b/sysdeps/unix/sysv/linux/getsysstats.c
@@ -41,6 +41,7 @@ __get_nprocs_sched (void)
/* This cannot use malloc because it is used on malloc initialization. */
__cpu_mask cpu_bits[cpu_bits_size / sizeof (__cpu_mask)];
+ CPU_ZERO_S(cpu_bits_size, cpu_bits);
int r = INTERNAL_SYSCALL_CALL (sched_getaffinity, 0, cpu_bits_size,
cpu_bits);
if (r > 0)
--
glebfm
next reply other threads:[~2022-02-01 21:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-01 21:56 Gleb Fotengauer-Malinovskiy [this message]
2022-02-01 22:14 ` [PATCH v2] " Gleb Fotengauer-Malinovskiy
2022-02-01 22:22 ` Dmitry V. Levin
2022-02-01 22:33 ` Andreas Schwab
2022-02-01 22:44 ` [PATCH v3] linux: __get_nprocs_sched: do not feed CPU_COUNT_S with garbage " Gleb Fotengauer-Malinovskiy
2022-02-01 22:46 ` Dmitry V. Levin
2022-02-01 22:14 ` [PATCH] linux: __get_nprocs_sched: initialize cpu_bits array with zeroes " Dmitry V. Levin
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