diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/x86/vdso/vdso.S | |
Diffstat (limited to 'arch/x86/vdso/vdso.S')
| -rw-r--r-- | arch/x86/vdso/vdso.S | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/x86/vdso/vdso.S b/arch/x86/vdso/vdso.S new file mode 100644 index 00000000..01f5e3b4 --- /dev/null +++ b/arch/x86/vdso/vdso.S @@ -0,0 +1,22 @@ +#include <asm/page_types.h> +#include <linux/linkage.h> +#include <linux/init.h> + +__PAGE_ALIGNED_DATA + + .globl vdso_start, vdso_end + .align PAGE_SIZE +vdso_start: + .incbin "arch/x86/vdso/vdso.so" +vdso_end: + .align PAGE_SIZE /* extra data here leaks to userspace. */ + +.previous + + .globl vdso_pages + .bss + .align 8 + .type vdso_pages, @object +vdso_pages: + .zero (vdso_end - vdso_start + PAGE_SIZE - 1) / PAGE_SIZE * 8 + .size vdso_pages, .-vdso_pages |