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authorAlex Williamson <alex.williamson@redhat.com>2022-05-13 08:20:08 -0600
committerAlex Williamson <alex.williamson@redhat.com>2022-05-13 08:20:11 -0600
commite4082063e47e9731dbeb1c26174c17f6038f577f (patch)
treefca7d5c3f029a4c53bd2171d2a8f06eed5c64221 /linux-headers/linux/userfaultfd.h
parent9de5f2b40860c5f8295e73fea9922df6f0b8d89a (diff)
downloadfocaccia-qemu-e4082063e47e9731dbeb1c26174c17f6038f577f.tar.gz
focaccia-qemu-e4082063e47e9731dbeb1c26174c17f6038f577f.zip
linux-headers: Update to v5.18-rc6
Update to c5eb0a61238d ("Linux 5.18-rc6").  Mechanical search and
replace of vfio defines with white space massaging.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'linux-headers/linux/userfaultfd.h')
-rw-r--r--linux-headers/linux/userfaultfd.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/linux-headers/linux/userfaultfd.h b/linux-headers/linux/userfaultfd.h
index 8479af5f4c..769b8379e4 100644
--- a/linux-headers/linux/userfaultfd.h
+++ b/linux-headers/linux/userfaultfd.h
@@ -32,7 +32,8 @@
 			   UFFD_FEATURE_SIGBUS |		\
 			   UFFD_FEATURE_THREAD_ID |		\
 			   UFFD_FEATURE_MINOR_HUGETLBFS |	\
-			   UFFD_FEATURE_MINOR_SHMEM)
+			   UFFD_FEATURE_MINOR_SHMEM |		\
+			   UFFD_FEATURE_EXACT_ADDRESS)
 #define UFFD_API_IOCTLS				\
 	((__u64)1 << _UFFDIO_REGISTER |		\
 	 (__u64)1 << _UFFDIO_UNREGISTER |	\
@@ -189,6 +190,10 @@ struct uffdio_api {
 	 *
 	 * UFFD_FEATURE_MINOR_SHMEM indicates the same support as
 	 * UFFD_FEATURE_MINOR_HUGETLBFS, but for shmem-backed pages instead.
+	 *
+	 * UFFD_FEATURE_EXACT_ADDRESS indicates that the exact address of page
+	 * faults would be provided and the offset within the page would not be
+	 * masked.
 	 */
 #define UFFD_FEATURE_PAGEFAULT_FLAG_WP		(1<<0)
 #define UFFD_FEATURE_EVENT_FORK			(1<<1)
@@ -201,6 +206,7 @@ struct uffdio_api {
 #define UFFD_FEATURE_THREAD_ID			(1<<8)
 #define UFFD_FEATURE_MINOR_HUGETLBFS		(1<<9)
 #define UFFD_FEATURE_MINOR_SHMEM		(1<<10)
+#define UFFD_FEATURE_EXACT_ADDRESS		(1<<11)
 	__u64 features;
 
 	__u64 ioctls;