summaryrefslogtreecommitdiff
path: root/arch/blackfin/include/asm/switch_to.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2018-04-12 10:42:34 +0300
committerIngo Molnar <mingo@kernel.org>2018-04-12 10:42:34 +0300
commitef389b734691cdc8beb009dd402135dcdcb86a56 (patch)
tree9523a37db93cb7c7874a5f18b4d9a7014898b814 /arch/blackfin/include/asm/switch_to.h
parenta774635db5c430cbf21fa5d2f2df3d23aaa8e782 (diff)
parentc76fc98260751e71c884dc1a18a07e427ef033b5 (diff)
downloadlinux-ef389b734691cdc8beb009dd402135dcdcb86a56.tar.xz
Merge branch 'WIP.x86/asm' into x86/urgent, because the topic is ready
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/blackfin/include/asm/switch_to.h')
-rw-r--r--arch/blackfin/include/asm/switch_to.h39
1 files changed, 0 insertions, 39 deletions
diff --git a/arch/blackfin/include/asm/switch_to.h b/arch/blackfin/include/asm/switch_to.h
deleted file mode 100644
index aaf671be9242..000000000000
--- a/arch/blackfin/include/asm/switch_to.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright 2004-2009 Analog Devices Inc.
- * Tony Kou (tonyko@lineo.ca)
- *
- * Licensed under the GPL-2 or later
- */
-
-#ifndef _BLACKFIN_SWITCH_TO_H
-#define _BLACKFIN_SWITCH_TO_H
-
-#define prepare_to_switch() do { } while(0)
-
-/*
- * switch_to(n) should switch tasks to task ptr, first checking that
- * ptr isn't the current task, in which case it does nothing.
- */
-
-#include <asm/l1layout.h>
-#include <asm/mem_map.h>
-
-asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next);
-
-#ifndef CONFIG_SMP
-#define switch_to(prev,next,last) \
-do { \
- memcpy (&task_thread_info(prev)->l1_task_info, L1_SCRATCH_TASK_INFO, \
- sizeof *L1_SCRATCH_TASK_INFO); \
- memcpy (L1_SCRATCH_TASK_INFO, &task_thread_info(next)->l1_task_info, \
- sizeof *L1_SCRATCH_TASK_INFO); \
- (last) = resume (prev, next); \
-} while (0)
-#else
-#define switch_to(prev, next, last) \
-do { \
- (last) = resume(prev, next); \
-} while (0)
-#endif
-
-#endif /* _BLACKFIN_SWITCH_TO_H */