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authorYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
committerYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
commit8e4bff4cab0ddac6060645b0715210484d02ff40 (patch)
tree3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/cris/include/asm/switch_to.h
Initial file dump from open source releaseHEADmaster
Diffstat (limited to 'arch/cris/include/asm/switch_to.h')
-rw-r--r--arch/cris/include/asm/switch_to.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/cris/include/asm/switch_to.h b/arch/cris/include/asm/switch_to.h
new file mode 100644
index 00000000..d842e116
--- /dev/null
+++ b/arch/cris/include/asm/switch_to.h
@@ -0,0 +1,12 @@
+#ifndef __ASM_CRIS_SWITCH_TO_H
+#define __ASM_CRIS_SWITCH_TO_H
+
+/* the switch_to macro calls resume, an asm function in entry.S which does the actual
+ * task switching.
+ */
+
+extern struct task_struct *resume(struct task_struct *prev, struct task_struct *next, int);
+#define switch_to(prev,next,last) last = resume(prev,next, \
+ (int)&((struct task_struct *)0)->thread)
+
+#endif /* __ASM_CRIS_SWITCH_TO_H */