diff options
Diffstat (limited to 'include/asm-generic')
| -rw-r--r-- | include/asm-generic/local.h | 2 | ||||
| -rw-r--r-- | include/asm-generic/pgtable.h | 21 | ||||
| -rw-r--r-- | include/asm-generic/vmlinux.lds.h | 2 |
3 files changed, 13 insertions, 12 deletions
diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h index dbd6150763e9..fc218444e315 100644 --- a/include/asm-generic/local.h +++ b/include/asm-generic/local.h @@ -42,7 +42,7 @@ typedef struct #define local_cmpxchg(l, o, n) atomic_long_cmpxchg((&(l)->a), (o), (n)) #define local_xchg(l, n) atomic_long_xchg((&(l)->a), (n)) -#define local_add_unless(l, a, u) atomic_long_add_unless((&(l)->a), (a), (u)) +#define local_add_unless(l, _a, u) atomic_long_add_unless((&(l)->a), (_a), (u)) #define local_inc_not_zero(l) atomic_long_inc_not_zero(&(l)->a) /* Non-atomic variants, ie. preemption disabled and won't be touched diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index 8e6d0ca70aba..e410f602cab1 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h @@ -280,17 +280,18 @@ static inline void ptep_modify_prot_commit(struct mm_struct *mm, #endif /* - * A facility to provide batching of the reload of page tables with the - * actual context switch code for paravirtualized guests. By convention, - * only one of the lazy modes (CPU, MMU) should be active at any given - * time, entry should never be nested, and entry and exits should always - * be paired. This is for sanity of maintaining and reasoning about the - * kernel code. + * A facility to provide batching of the reload of page tables and + * other process state with the actual context switch code for + * paravirtualized guests. By convention, only one of the batched + * update (lazy) modes (CPU, MMU) should be active at any given time, + * entry should never be nested, and entry and exits should always be + * paired. This is for sanity of maintaining and reasoning about the + * kernel code. In this case, the exit (end of the context switch) is + * in architecture-specific code, and so doesn't need a generic + * definition. */ -#ifndef __HAVE_ARCH_ENTER_LAZY_CPU_MODE -#define arch_enter_lazy_cpu_mode() do {} while (0) -#define arch_leave_lazy_cpu_mode() do {} while (0) -#define arch_flush_lazy_cpu_mode() do {} while (0) +#ifndef __HAVE_ARCH_START_CONTEXT_SWITCH +#define arch_start_context_switch(prev) do {} while (0) #endif #ifndef __HAVE_PFNMAP_TRACKING diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 89853bcd27a6..f1736ca7922c 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -63,7 +63,7 @@ #define BRANCH_PROFILE() #endif -#ifdef CONFIG_EVENT_TRACER +#ifdef CONFIG_EVENT_TRACING #define FTRACE_EVENTS() VMLINUX_SYMBOL(__start_ftrace_events) = .; \ *(_ftrace_events) \ VMLINUX_SYMBOL(__stop_ftrace_events) = .; |