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authorIngo Molnar <mingo@kernel.org>2021-03-29 15:56:48 +0200
committerIngo Molnar <mingo@kernel.org>2021-03-29 15:56:48 +0200
commitfeecb81732d8f271440d907beb082425e109f877 (patch)
treeaf55ca33d43cf3b3c2b82e9860df7d01be061a0f /include/linux/thread_info.h
parentbd9a5fc2edb0bdcb0756298daa31ddd6a02f0634 (diff)
parenta5e13c6df0e41702d2b2c77c8ad41677ebb065b3 (diff)
downloadcachepc-linux-feecb81732d8f271440d907beb082425e109f877.tar.gz
cachepc-linux-feecb81732d8f271440d907beb082425e109f877.zip
Merge tag 'v5.12-rc5' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/thread_info.h')
-rw-r--r--include/linux/thread_info.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 9b2158c69275..157762db9d4b 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -11,6 +11,7 @@
#include <linux/types.h>
#include <linux/bug.h>
#include <linux/restart_block.h>
+#include <linux/errno.h>
#ifdef CONFIG_THREAD_INFO_IN_TASK
/*
@@ -59,6 +60,18 @@ enum syscall_work_bit {
#ifdef __KERNEL__
+#ifndef arch_set_restart_data
+#define arch_set_restart_data(restart) do { } while (0)
+#endif
+
+static inline long set_restart_fn(struct restart_block *restart,
+ long (*fn)(struct restart_block *))
+{
+ restart->fn = fn;
+ arch_set_restart_data(restart);
+ return -ERESTART_RESTARTBLOCK;
+}
+
#ifndef THREAD_ALIGN
#define THREAD_ALIGN THREAD_SIZE
#endif