[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 8/9] x86: check kexec relocation code fits in a page
From: David Vrabel <david.vrabel@xxxxxxxxxx> The kexec relocation (control) code must fit in a single page so add a link time check for this. Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx> --- xen/arch/x86/xen.lds.S | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/xen/arch/x86/xen.lds.S b/xen/arch/x86/xen.lds.S index 9600cdf..17db361 100644 --- a/xen/arch/x86/xen.lds.S +++ b/xen/arch/x86/xen.lds.S @@ -198,3 +198,5 @@ SECTIONS .stab.indexstr 0 : { *(.stab.indexstr) } .comment 0 : { *(.comment) } } + +ASSERT(kexec_reloc_size - kexec_reloc <= PAGE_SIZE, "kexec_reloc is too large") -- 1.7.2.5 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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