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Merge branch 'kbuild-6.19.fms.extension'

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Bring in the shared branch with the kbuild tree to enable
'-fms-extensions' for 6.19. Further namespace cleanup work
requires this extension.

Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner 2025-11-11 09:59:08 +01:00
commit a67ee4e2ba
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GPG key ID: 91C61BC06578DCA2
269 changed files with 2613 additions and 1568 deletions
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15
include/uapi/drm/xe_drm.h
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@ -1013,6 +1013,20 @@ struct drm_xe_vm_destroy {
* valid on VMs with DRM_XE_VM_CREATE_FLAG_FAULT_MODE set. The CPU address
* mirror flag are only valid for DRM_XE_VM_BIND_OP_MAP operations, the BO
* handle MBZ, and the BO offset MBZ.
* - %DRM_XE_VM_BIND_FLAG_MADVISE_AUTORESET - Can be used in combination with
* %DRM_XE_VM_BIND_FLAG_CPU_ADDR_MIRROR to reset madvises when the underlying
* CPU address space range is unmapped (typically with munmap(2) or brk(2)).
* The madvise values set with &DRM_IOCTL_XE_MADVISE are reset to the values
* that were present immediately after the &DRM_IOCTL_XE_VM_BIND.
* The reset GPU virtual address range is the intersection of the range bound
* using &DRM_IOCTL_XE_VM_BIND and the virtual CPU address space range
* unmapped.
* This functionality is present to mimic the behaviour of CPU address space
* madvises set using madvise(2), which are typically reset on unmap.
* Note: free(3) may or may not call munmap(2) and/or brk(2), and may thus
* not invoke autoreset. Neither will stack variables going out of scope.
* Therefore it's recommended to always explicitly reset the madvises when
* freeing the memory backing a region used in a &DRM_IOCTL_XE_MADVISE call.
*
* The @prefetch_mem_region_instance for %DRM_XE_VM_BIND_OP_PREFETCH can also be:
* - %DRM_XE_CONSULT_MEM_ADVISE_PREF_LOC, which ensures prefetching occurs in
@ -1119,6 +1133,7 @@ struct drm_xe_vm_bind_op {
#define DRM_XE_VM_BIND_FLAG_DUMPABLE (1 << 3)
#define DRM_XE_VM_BIND_FLAG_CHECK_PXP (1 << 4)
#define DRM_XE_VM_BIND_FLAG_CPU_ADDR_MIRROR (1 << 5)
#define DRM_XE_VM_BIND_FLAG_MADVISE_AUTORESET (1 << 6)
/** @flags: Bind flags */
__u32 flags;