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| author | Jiri Kosina <jkosina@suse.cz> | 2016-04-15 11:31:51 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2016-04-15 11:42:51 +0200 |
| commit | 4d4fb97a62105c07dcccd350c391a65f576726c4 (patch) | |
| tree | 36f5ba480d7ea790b8cedf7e49bebab781659f73 /arch/powerpc/kernel/process.c | |
| parent | 61bf12d3304d78ff499245ea995858c3bedb162e (diff) | |
| parent | 85baa095497f3e590df9f6c8932121f123efca5c (diff) | |
| download | kernel_replicant_linux-4d4fb97a62105c07dcccd350c391a65f576726c4.tar.gz kernel_replicant_linux-4d4fb97a62105c07dcccd350c391a65f576726c4.tar.bz2 kernel_replicant_linux-4d4fb97a62105c07dcccd350c391a65f576726c4.zip | |
Merge branch 'topic/livepatch' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux into for-4.7/livepatching-ppc64le
Pull livepatching support for ppc64 architecture from Michael Ellerman.
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'arch/powerpc/kernel/process.c')
| -rw-r--r-- | arch/powerpc/kernel/process.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 3c5736e52a14..a290ee374aa0 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -55,6 +55,8 @@ #include <asm/firmware.h> #endif #include <asm/code-patching.h> +#include <asm/livepatch.h> + #include <linux/kprobes.h> #include <linux/kdebug.h> @@ -1267,13 +1269,15 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, extern void ret_from_kernel_thread(void); void (*f)(void); unsigned long sp = (unsigned long)task_stack_page(p) + THREAD_SIZE; + struct thread_info *ti = task_thread_info(p); + + klp_init_thread_info(ti); /* Copy registers */ sp -= sizeof(struct pt_regs); childregs = (struct pt_regs *) sp; if (unlikely(p->flags & PF_KTHREAD)) { /* kernel thread */ - struct thread_info *ti = (void *)task_stack_page(p); memset(childregs, 0, sizeof(struct pt_regs)); childregs->gpr[1] = sp + sizeof(struct pt_regs); /* function */ |