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authorMark Brown <broonie@kernel.org>2021-05-18 17:24:52 +0100
committerMark Brown <broonie@kernel.org>2021-05-18 17:24:52 +0100
commitc37fe6aff89cb0d842993fe2f69e48bf3ebe0ab0 (patch)
tree2a322c48218f7006bab789b7bf16ec58b129a096 /include/linux/thread_info.h
parentMAINTAINERS: Add Alain Volmat as STM32 SPI maintainer (diff)
parentLinux 5.13-rc2 (diff)
Merge tag 'v5.13-rc2' into spi-5.13
Linux 5.13-rc2
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