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authorTakashi Iwai <tiwai@suse.de>2022-04-13 10:43:03 +0200
committerTakashi Iwai <tiwai@suse.de>2022-04-13 10:43:28 +0200
commit651a88798412e216f337d70181127e847f00a4b7 (patch)
tree5fefb107fa9b3fa74dcc3e7ce410c5a1d571549d /include/uapi/linux/rseq.h
parent1b6a6fc5280e97559287b61eade2d4b363e836f2 (diff)
parentbb06c203f86766fc2c37cbce0e20e9daae786f6e (diff)
downloadcachepc-linux-651a88798412e216f337d70181127e847f00a4b7.tar.gz
cachepc-linux-651a88798412e216f337d70181127e847f00a4b7.zip
Merge branch 'topic/cs35l41' into for-next
Pull CS35L41 codec updates Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/uapi/linux/rseq.h')
-rw-r--r--include/uapi/linux/rseq.h20
1 files changed, 4 insertions, 16 deletions
diff --git a/include/uapi/linux/rseq.h b/include/uapi/linux/rseq.h
index 9a402fdb60e9..77ee207623a9 100644
--- a/include/uapi/linux/rseq.h
+++ b/include/uapi/linux/rseq.h
@@ -105,23 +105,11 @@ struct rseq {
* Read and set by the kernel. Set by user-space with single-copy
* atomicity semantics. This field should only be updated by the
* thread which registered this data structure. Aligned on 64-bit.
+ *
+ * 32-bit architectures should update the low order bits of the
+ * rseq_cs field, leaving the high order bits initialized to 0.
*/
- union {
- __u64 ptr64;
-#ifdef __LP64__
- __u64 ptr;
-#else
- struct {
-#if (defined(__BYTE_ORDER) && (__BYTE_ORDER == __BIG_ENDIAN)) || defined(__BIG_ENDIAN)
- __u32 padding; /* Initialized to zero. */
- __u32 ptr32;
-#else /* LITTLE */
- __u32 ptr32;
- __u32 padding; /* Initialized to zero. */
-#endif /* ENDIAN */
- } ptr;
-#endif
- } rseq_cs;
+ __u64 rseq_cs;
/*
* Restartable sequences flags field.