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author | Jakub Kicinski <kuba@kernel.org> | 2020-09-04 21:18:58 -0700 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2020-09-04 21:28:59 -0700 |
commit | 44a8c4f33c0073ca614db79f22e023811bdd0f3c (patch) | |
tree | 2d29271961a485f621bd14294ec57e816290541e /include/xen/arm/page.h | |
parent | smsc9420: switch from 'pci_' to 'dma_' API (diff) | |
parent | Merge tag 's390-5.9-5' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux (diff) | |
download | linux-dev-44a8c4f33c0073ca614db79f22e023811bdd0f3c.tar.xz linux-dev-44a8c4f33c0073ca614db79f22e023811bdd0f3c.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
We got slightly different patches removing a double word
in a comment in net/ipv4/raw.c - picked the version from net.
Simple conflict in drivers/net/ethernet/ibm/ibmvnic.c. Use cached
values instead of VNIC login response buffer (following what
commit 507ebe6444a4 ("ibmvnic: Fix use-after-free of VNIC login
response buffer") did).
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/xen/arm/page.h')
-rw-r--r-- | include/xen/arm/page.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/xen/arm/page.h b/include/xen/arm/page.h index d7f6af50e200..39df751d0dc4 100644 --- a/include/xen/arm/page.h +++ b/include/xen/arm/page.h @@ -76,7 +76,11 @@ static inline unsigned long bfn_to_pfn(unsigned long bfn) #define bfn_to_local_pfn(bfn) bfn_to_pfn(bfn) /* VIRT <-> GUEST conversion */ -#define virt_to_gfn(v) (pfn_to_gfn(virt_to_phys(v) >> XEN_PAGE_SHIFT)) +#define virt_to_gfn(v) \ + ({ \ + WARN_ON_ONCE(!virt_addr_valid(v)); \ + pfn_to_gfn(virt_to_phys(v) >> XEN_PAGE_SHIFT); \ + }) #define gfn_to_virt(m) (__va(gfn_to_pfn(m) << XEN_PAGE_SHIFT)) /* Only used in PV code. But ARM guests are always HVM. */ |