diff options
Diffstat (limited to 'shell/ash.c')
| -rw-r--r-- | shell/ash.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/shell/ash.c b/shell/ash.c index b8160433e..731c4b2b0 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -412,8 +412,6 @@ static void trace_vprintf(const char *fmt, va_list va); /* ============ Utility functions */ -#define xbarrier() do { __asm__ __volatile__ ("": : :"memory"); } while (0) - #define is_name(c) ((c) == '_' || isalpha((unsigned char)(c))) #define is_in_name(c) ((c) == '_' || isalnum((unsigned char)(c))) @@ -446,7 +444,7 @@ static void exitshell(void) NORETURN; */ #define INT_OFF do { \ suppress_int++; \ - xbarrier(); \ + barrier(); \ } while (0) /* @@ -516,7 +514,7 @@ raise_interrupt(void) static IF_ASH_OPTIMIZE_FOR_SIZE(inline) void int_on(void) { - xbarrier(); + barrier(); if (--suppress_int == 0 && pending_int) { raise_interrupt(); } @@ -525,7 +523,7 @@ int_on(void) static IF_ASH_OPTIMIZE_FOR_SIZE(inline) void force_int_on(void) { - xbarrier(); + barrier(); suppress_int = 0; if (pending_int) raise_interrupt(); @@ -535,7 +533,7 @@ force_int_on(void) #define SAVE_INT(v) ((v) = suppress_int) #define RESTORE_INT(v) do { \ - xbarrier(); \ + barrier(); \ suppress_int = (v); \ if (suppress_int == 0 && pending_int) \ raise_interrupt(); \ @@ -8432,7 +8430,7 @@ dotrap(void) last_status = exitstatus; pending_sig = 0; - xbarrier(); + barrier(); TRACE(("dotrap entered\n")); for (sig = 1, g = gotsig; sig < NSIG; sig++, g++) { |