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[Qemu-devel] [PATCH v8 01/11] userfault: add pid into uffd_msg & update
From: |
Alexey Perevalov |
Subject: |
[Qemu-devel] [PATCH v8 01/11] userfault: add pid into uffd_msg & update UFFD_FEATURE_* |
Date: |
Wed, 07 Jun 2017 12:46:28 +0300 |
This commit duplicates header of "userfaultfd: provide pid in userfault msg"
into linux kernel.
Signed-off-by: Alexey Perevalov <address@hidden>
---
linux-headers/linux/userfaultfd.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/linux-headers/linux/userfaultfd.h
b/linux-headers/linux/userfaultfd.h
index 9701772..eda028c 100644
--- a/linux-headers/linux/userfaultfd.h
+++ b/linux-headers/linux/userfaultfd.h
@@ -78,6 +78,9 @@ struct uffd_msg {
struct {
__u64 flags;
__u64 address;
+ union {
+ __u32 ptid;
+ } feat;
} pagefault;
struct {
@@ -161,6 +164,7 @@ struct uffdio_api {
#define UFFD_FEATURE_MISSING_HUGETLBFS (1<<4)
#define UFFD_FEATURE_MISSING_SHMEM (1<<5)
#define UFFD_FEATURE_EVENT_UNMAP (1<<6)
+#define UFFD_FEATURE_THREAD_ID (1<<7)
__u64 features;
__u64 ioctls;
--
1.9.1
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