mii/qemu
1
0
Fork 0
mirror of https://github.com/mii443/qemu.git synced 2025-08-22 23:25:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

linux-headers: update to v6.5-rc1

Browse Source 
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Cédric Le Goater
2023-07-09 23:23:08 +02:00
parent 8af87a3ec7
commit d0bf492f38
32 changed files with 423 additions and 154 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
linux-headers/linux/userfaultfd.h
View File

@ -38,7 +38,8 @@
UFFD_FEATURE_MINOR_HUGETLBFS | \
UFFD_FEATURE_MINOR_SHMEM | \
UFFD_FEATURE_EXACT_ADDRESS | \
UFFD_FEATURE_WP_HUGETLBFS_SHMEM)
UFFD_FEATURE_WP_HUGETLBFS_SHMEM | \
UFFD_FEATURE_WP_UNPOPULATED)
#define UFFD_API_IOCTLS \
((__u64)1 << _UFFDIO_REGISTER | \
(__u64)1 << _UFFDIO_UNREGISTER | \
@ -203,6 +204,12 @@ struct uffdio_api {
*
* UFFD_FEATURE_WP_HUGETLBFS_SHMEM indicates that userfaultfd
* write-protection mode is supported on both shmem and hugetlbfs.
*
* UFFD_FEATURE_WP_UNPOPULATED indicates that userfaultfd
* write-protection mode will always apply to unpopulated pages
* (i.e. empty ptes). This will be the default behavior for shmem
* & hugetlbfs, so this flag only affects anonymous memory behavior
* when userfault write-protection mode is registered.
*/
#define UFFD_FEATURE_PAGEFAULT_FLAG_WP (1<<0)
#define UFFD_FEATURE_EVENT_FORK (1<<1)
@ -217,6 +224,7 @@ struct uffdio_api {
#define UFFD_FEATURE_MINOR_SHMEM (1<<10)
#define UFFD_FEATURE_EXACT_ADDRESS (1<<11)
#define UFFD_FEATURE_WP_HUGETLBFS_SHMEM (1<<12)
#define UFFD_FEATURE_WP_UNPOPULATED (1<<13)
__u64 features;
__u64 ioctls;
@ -297,6 +305,13 @@ struct uffdio_writeprotect {
struct uffdio_continue {
struct uffdio_range range;
#define UFFDIO_CONTINUE_MODE_DONTWAKE ((__u64)1<<0)
/*
* UFFDIO_CONTINUE_MODE_WP will map the page write protected on
* the fly. UFFDIO_CONTINUE_MODE_WP is available only if the
* write protected ioctl is implemented for the range
* according to the uffdio_register.ioctls.
*/
#define UFFDIO_CONTINUE_MODE_WP ((__u64)1<<1)
__u64 mode;
/*