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Diffstat (limited to 'arch/i386/kernel/alternative.c')
| -rw-r--r-- | arch/i386/kernel/alternative.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/i386/kernel/alternative.c b/arch/i386/kernel/alternative.c index 1b66d5c70eaf..9f4ac8b02de4 100644 --- a/arch/i386/kernel/alternative.c +++ b/arch/i386/kernel/alternative.c @@ -366,6 +366,8 @@ void apply_paravirt(struct paravirt_patch_site *start, unsigned int used; BUG_ON(p->len > MAX_PATCH_LEN); + /* prep the buffer with the original instructions */ + memcpy(insnbuf, p->instr, p->len); used = paravirt_ops.patch(p->instrtype, p->clobbers, insnbuf, (unsigned long)p->instr, p->len); |