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arm/xen: Add misuse warning to virt_to_gfn
authorSimon Leiner <simon@leiner.me>
Tue, 25 Aug 2020 09:31:53 +0000 (11:31 +0200)
committerJuergen Gross <jgross@suse.com>
Thu, 27 Aug 2020 06:58:51 +0000 (08:58 +0200)
commit9d3004bf7ba32c89873bb8422671d52b4bb52ce1
tree3abe4c81ebdcb3f1b167489e4e3466675814e202tree
parentd742db70033c745e410523e00522ee0cfe2aa416commit | diff
arm/xen: Add misuse warning to virt_to_gfn

As virt_to_gfn uses virt_to_phys, it will return invalid addresses when
used with vmalloc'd addresses. This patch introduces a warning, when
virt_to_gfn is used in this way.

Signed-off-by: Simon Leiner <simon@leiner.me>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Link: https://lore.kernel.org/r/20200825093153.35500-2-simon@leiner.me
Signed-off-by: Juergen Gross <jgross@suse.com>
include/xen/arm/page.h diff | blob | history
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