diff options
Diffstat (limited to 'arch/x86/um/stub_segv.c')
| -rw-r--r-- | arch/x86/um/stub_segv.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/um/stub_segv.c b/arch/x86/um/stub_segv.c index 27361cbb7ca9..21836eaf1725 100644 --- a/arch/x86/um/stub_segv.c +++ b/arch/x86/um/stub_segv.c @@ -11,10 +11,11 @@ void __attribute__ ((__section__ (".__syscall_stub"))) stub_segv_handler(int sig, siginfo_t *info, void *p) { + int stack; ucontext_t *uc = p; + struct faultinfo *f = (void *)(((unsigned long)&stack) & ~(UM_KERN_PAGE_SIZE - 1)); - GET_FAULTINFO_FROM_MC(*((struct faultinfo *) STUB_DATA), - &uc->uc_mcontext); + GET_FAULTINFO_FROM_MC(*f, &uc->uc_mcontext); trap_myself(); } |