Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(48)

Unified Diff: fusl/src/sched/affinity.c

Issue 1573973002: Add a "fork" of musl as //fusl. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « fusl/src/regex/tre-mem.c ('k') | fusl/src/sched/sched_cpucount.c » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: fusl/src/sched/affinity.c
diff --git a/fusl/src/sched/affinity.c b/fusl/src/sched/affinity.c
new file mode 100644
index 0000000000000000000000000000000000000000..948ece413fd45dc9569d183112c04df0de13d2ab
--- /dev/null
+++ b/fusl/src/sched/affinity.c
@@ -0,0 +1,33 @@
+#define _GNU_SOURCE
+#include <sched.h>
+#include <string.h>
+#include "pthread_impl.h"
+#include "syscall.h"
+
+int sched_setaffinity(pid_t tid, size_t size, const cpu_set_t *set)
+{
+ return syscall(SYS_sched_setaffinity, tid, size, set);
+}
+
+int pthread_setaffinity_np(pthread_t td, size_t size, const cpu_set_t *set)
+{
+ return -__syscall(SYS_sched_setaffinity, td->tid, size, set);
+}
+
+static int do_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
+{
+ long ret = __syscall(SYS_sched_getaffinity, tid, size, set);
+ if (ret < 0) return ret;
+ if (ret < size) memset((char *)set+ret, 0, size-ret);
+ return 0;
+}
+
+int sched_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
+{
+ return __syscall_ret(do_getaffinity(tid, size, set));
+}
+
+int pthread_getaffinity_np(pthread_t td, size_t size, cpu_set_t *set)
+{
+ return -do_getaffinity(td->tid, size, set);
+}
« no previous file with comments | « fusl/src/regex/tre-mem.c ('k') | fusl/src/sched/sched_cpucount.c » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698