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(parent: 5edfaae) | patch
xen: use vma_lookup() in privcmd_ioctl_mmap()
authorLiam R. Howlett <Liam.Howlett@Oracle.com>
Thu, 14 Apr 2022 06:07:15 +0000 (23:07 -0700)
committerLiam R. Howlett <Liam.Howlett@oracle.com>
Wed, 11 May 2022 13:09:54 +0000 (09:09 -0400)
commit64dd1738086c2b5fffa04136dde2056ca4fb8678
tree8b1988288271aeef5845901771ef183601bb0a4atree
parent5edfaae4883ea1e11e03ad227842b4d3ef4f0af6commit | diff
xen: use vma_lookup() in privcmd_ioctl_mmap()

vma_lookup() walks the VMA tree for a specific value, find_vma() will
search the tree after walking to a specific value.  It is more efficient
to only walk to the requested value since privcmd_ioctl_mmap() will exit
the loop if vm_start != msg->va.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
drivers/xen/privcmd.c diff | blob | history
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