aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/um/include/longjmp.h4
-rw-r--r--arch/um/os-Linux/process.c4
-rw-r--r--arch/um/os-Linux/skas/process.c36
-rw-r--r--arch/um/os-Linux/trap.c4
-rw-r--r--arch/um/os-Linux/uaccess.c4
-rw-r--r--arch/um/os-Linux/util.c2
6 files changed, 27 insertions, 27 deletions
diff --git a/arch/um/include/longjmp.h b/arch/um/include/longjmp.h
index 018b3819ab0b..8e7053013f7b 100644
--- a/arch/um/include/longjmp.h
+++ b/arch/um/include/longjmp.h
@@ -4,11 +4,11 @@
4#include <setjmp.h> 4#include <setjmp.h>
5#include "os.h" 5#include "os.h"
6 6
7#define UML_SIGLONGJMP(buf, val) do { \ 7#define UML_LONGJMP(buf, val) do { \
8 longjmp(*buf, val); \ 8 longjmp(*buf, val); \
9} while(0) 9} while(0)
10 10
11#define UML_SIGSETJMP(buf, enable) ({ \ 11#define UML_SETJMP(buf, enable) ({ \
12 int n; \ 12 int n; \
13 enable = get_signals(); \ 13 enable = get_signals(); \
14 n = setjmp(*buf); \ 14 n = setjmp(*buf); \
diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c
index 2064e8400d94..3505f44f8a25 100644
--- a/arch/um/os-Linux/process.c
+++ b/arch/um/os-Linux/process.c
@@ -266,11 +266,11 @@ void init_new_thread_signals(int altstack)
266 266
267int run_kernel_thread(int (*fn)(void *), void *arg, void **jmp_ptr) 267int run_kernel_thread(int (*fn)(void *), void *arg, void **jmp_ptr)
268{ 268{
269 sigjmp_buf buf; 269 jmp_buf buf;
270 int n, enable; 270 int n, enable;
271 271
272 *jmp_ptr = &buf; 272 *jmp_ptr = &buf;
273 n = UML_SIGSETJMP(&buf, enable); 273 n = UML_SETJMP(&buf, enable);
274 if(n != 0) 274 if(n != 0)
275 return(n); 275 return(n);
276 (*fn)(arg); 276 (*fn)(arg);
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c
index 045ae0037456..0776bc18ca85 100644
--- a/arch/um/os-Linux/skas/process.c
+++ b/arch/um/os-Linux/skas/process.c
@@ -434,7 +434,7 @@ void new_thread(void *stack, void **switch_buf_ptr, void **fork_buf_ptr,
434 void (*handler)(int)) 434 void (*handler)(int))
435{ 435{
436 unsigned long flags; 436 unsigned long flags;
437 sigjmp_buf switch_buf, fork_buf; 437 jmp_buf switch_buf, fork_buf;
438 int enable; 438 int enable;
439 439
440 *switch_buf_ptr = &switch_buf; 440 *switch_buf_ptr = &switch_buf;
@@ -450,7 +450,7 @@ void new_thread(void *stack, void **switch_buf_ptr, void **fork_buf_ptr,
450 */ 450 */
451 flags = get_signals(); 451 flags = get_signals();
452 block_signals(); 452 block_signals();
453 if(UML_SIGSETJMP(&fork_buf, enable) == 0) 453 if(UML_SETJMP(&fork_buf, enable) == 0)
454 new_thread_proc(stack, handler); 454 new_thread_proc(stack, handler);
455 455
456 remove_sigstack(); 456 remove_sigstack();
@@ -466,35 +466,35 @@ void new_thread(void *stack, void **switch_buf_ptr, void **fork_buf_ptr,
466 466
467void thread_wait(void *sw, void *fb) 467void thread_wait(void *sw, void *fb)
468{ 468{
469 sigjmp_buf buf, **switch_buf = sw, *fork_buf; 469 jmp_buf buf, **switch_buf = sw, *fork_buf;
470 int enable; 470 int enable;
471 471
472 *switch_buf = &buf; 472 *switch_buf = &buf;
473 fork_buf = fb; 473 fork_buf = fb;
474 if(UML_SIGSETJMP(&buf, enable) == 0) 474 if(UML_SETJMP(&buf, enable) == 0)
475 siglongjmp(*fork_buf, INIT_JMP_REMOVE_SIGSTACK); 475 siglongjmp(*fork_buf, INIT_JMP_REMOVE_SIGSTACK);
476} 476}
477 477
478void switch_threads(void *me, void *next) 478void switch_threads(void *me, void *next)
479{ 479{
480 sigjmp_buf my_buf, **me_ptr = me, *next_buf = next; 480 jmp_buf my_buf, **me_ptr = me, *next_buf = next;
481 int enable; 481 int enable;
482 482
483 *me_ptr = &my_buf; 483 *me_ptr = &my_buf;
484 if(UML_SIGSETJMP(&my_buf, enable) == 0) 484 if(UML_SETJMP(&my_buf, enable) == 0)
485 UML_SIGLONGJMP(next_buf, 1); 485 UML_LONGJMP(next_buf, 1);
486} 486}
487 487
488static sigjmp_buf initial_jmpbuf; 488static jmp_buf initial_jmpbuf;
489 489
490/* XXX Make these percpu */ 490/* XXX Make these percpu */
491static void (*cb_proc)(void *arg); 491static void (*cb_proc)(void *arg);
492static void *cb_arg; 492static void *cb_arg;
493static sigjmp_buf *cb_back; 493static jmp_buf *cb_back;
494 494
495int start_idle_thread(void *stack, void *switch_buf_ptr, void **fork_buf_ptr) 495int start_idle_thread(void *stack, void *switch_buf_ptr, void **fork_buf_ptr)
496{ 496{
497 sigjmp_buf **switch_buf = switch_buf_ptr; 497 jmp_buf **switch_buf = switch_buf_ptr;
498 int n, enable; 498 int n, enable;
499 499
500 set_handler(SIGWINCH, (__sighandler_t) sig_handler, 500 set_handler(SIGWINCH, (__sighandler_t) sig_handler,
@@ -502,7 +502,7 @@ int start_idle_thread(void *stack, void *switch_buf_ptr, void **fork_buf_ptr)
502 SIGVTALRM, -1); 502 SIGVTALRM, -1);
503 503
504 *fork_buf_ptr = &initial_jmpbuf; 504 *fork_buf_ptr = &initial_jmpbuf;
505 n = UML_SIGSETJMP(&initial_jmpbuf, enable); 505 n = UML_SETJMP(&initial_jmpbuf, enable);
506 switch(n){ 506 switch(n){
507 case INIT_JMP_NEW_THREAD: 507 case INIT_JMP_NEW_THREAD:
508 new_thread_proc((void *) stack, new_thread_handler); 508 new_thread_proc((void *) stack, new_thread_handler);
@@ -512,7 +512,7 @@ int start_idle_thread(void *stack, void *switch_buf_ptr, void **fork_buf_ptr)
512 break; 512 break;
513 case INIT_JMP_CALLBACK: 513 case INIT_JMP_CALLBACK:
514 (*cb_proc)(cb_arg); 514 (*cb_proc)(cb_arg);
515 UML_SIGLONGJMP(cb_back, 1); 515 UML_LONGJMP(cb_back, 1);
516 break; 516 break;
517 case INIT_JMP_HALT: 517 case INIT_JMP_HALT:
518 kmalloc_ok = 0; 518 kmalloc_ok = 0;
@@ -523,12 +523,12 @@ int start_idle_thread(void *stack, void *switch_buf_ptr, void **fork_buf_ptr)
523 default: 523 default:
524 panic("Bad sigsetjmp return in start_idle_thread - %d\n", n); 524 panic("Bad sigsetjmp return in start_idle_thread - %d\n", n);
525 } 525 }
526 UML_SIGLONGJMP(*switch_buf, 1); 526 UML_LONGJMP(*switch_buf, 1);
527} 527}
528 528
529void initial_thread_cb_skas(void (*proc)(void *), void *arg) 529void initial_thread_cb_skas(void (*proc)(void *), void *arg)
530{ 530{
531 sigjmp_buf here; 531 jmp_buf here;
532 int enable; 532 int enable;
533 533
534 cb_proc = proc; 534 cb_proc = proc;
@@ -536,8 +536,8 @@ void initial_thread_cb_skas(void (*proc)(void *), void *arg)
536 cb_back = &here; 536 cb_back = &here;
537 537
538 block_signals(); 538 block_signals();
539 if(UML_SIGSETJMP(&here, enable) == 0) 539 if(UML_SETJMP(&here, enable) == 0)
540 UML_SIGLONGJMP(&initial_jmpbuf, INIT_JMP_CALLBACK); 540 UML_LONGJMP(&initial_jmpbuf, INIT_JMP_CALLBACK);
541 unblock_signals(); 541 unblock_signals();
542 542
543 cb_proc = NULL; 543 cb_proc = NULL;
@@ -548,13 +548,13 @@ void initial_thread_cb_skas(void (*proc)(void *), void *arg)
548void halt_skas(void) 548void halt_skas(void)
549{ 549{
550 block_signals(); 550 block_signals();
551 UML_SIGLONGJMP(&initial_jmpbuf, INIT_JMP_HALT); 551 UML_LONGJMP(&initial_jmpbuf, INIT_JMP_HALT);
552} 552}
553 553
554void reboot_skas(void) 554void reboot_skas(void)
555{ 555{
556 block_signals(); 556 block_signals();
557 UML_SIGLONGJMP(&initial_jmpbuf, INIT_JMP_REBOOT); 557 UML_LONGJMP(&initial_jmpbuf, INIT_JMP_REBOOT);
558} 558}
559 559
560void switch_mm_skas(struct mm_id *mm_idp) 560void switch_mm_skas(struct mm_id *mm_idp)
diff --git a/arch/um/os-Linux/trap.c b/arch/um/os-Linux/trap.c
index a9f6b26f9828..90b29ae9af46 100644
--- a/arch/um/os-Linux/trap.c
+++ b/arch/um/os-Linux/trap.c
@@ -35,7 +35,7 @@ void os_fill_handlinfo(struct kern_handlers h)
35 35
36void do_longjmp(void *b, int val) 36void do_longjmp(void *b, int val)
37{ 37{
38 sigjmp_buf *buf = b; 38 jmp_buf *buf = b;
39 39
40 UML_SIGLONGJMP(buf, val); 40 UML_LONGJMP(buf, val);
41} 41}
diff --git a/arch/um/os-Linux/uaccess.c b/arch/um/os-Linux/uaccess.c
index 166fb66995df..e523719330b2 100644
--- a/arch/um/os-Linux/uaccess.c
+++ b/arch/um/os-Linux/uaccess.c
@@ -16,9 +16,9 @@ unsigned long __do_user_copy(void *to, const void *from, int n,
16 unsigned long *faddrp = (unsigned long *) fault_addr, ret; 16 unsigned long *faddrp = (unsigned long *) fault_addr, ret;
17 int enable; 17 int enable;
18 18
19 sigjmp_buf jbuf; 19 jmp_buf jbuf;
20 *fault_catcher = &jbuf; 20 *fault_catcher = &jbuf;
21 if(UML_SIGSETJMP(&jbuf, enable) == 0){ 21 if(UML_SETJMP(&jbuf, enable) == 0){
22 (*op)(to, from, n); 22 (*op)(to, from, n);
23 ret = 0; 23 ret = 0;
24 *faulted_out = 0; 24 *faulted_out = 0;
diff --git a/arch/um/os-Linux/util.c b/arch/um/os-Linux/util.c
index e32065e2fdc8..c47a2a7ce70e 100644
--- a/arch/um/os-Linux/util.c
+++ b/arch/um/os-Linux/util.c
@@ -104,7 +104,7 @@ void setup_hostinfo(void)
104int setjmp_wrapper(void (*proc)(void *, void *), ...) 104int setjmp_wrapper(void (*proc)(void *, void *), ...)
105{ 105{
106 va_list args; 106 va_list args;
107 sigjmp_buf buf; 107 jmp_buf buf;
108 int n; 108 int n;
109 109
110 n = sigsetjmp(buf, 1); 110 n = sigsetjmp(buf, 1);