diff options
Diffstat (limited to 'arch/x86_64')
-rw-r--r-- | arch/x86_64/ia32/ia32entry.S | 2 | ||||
-rw-r--r-- | arch/x86_64/ia32/sys_ia32.c | 66 |
2 files changed, 1 insertions, 67 deletions
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S index b4aa875e175b..5f32cf4de5fb 100644 --- a/arch/x86_64/ia32/ia32entry.S +++ b/arch/x86_64/ia32/ia32entry.S | |||
@@ -515,7 +515,7 @@ ia32_sys_call_table: | |||
515 | .quad sys32_vm86_warning /* vm86old */ | 515 | .quad sys32_vm86_warning /* vm86old */ |
516 | .quad compat_sys_wait4 | 516 | .quad compat_sys_wait4 |
517 | .quad sys_swapoff /* 115 */ | 517 | .quad sys_swapoff /* 115 */ |
518 | .quad sys32_sysinfo | 518 | .quad compat_sys_sysinfo |
519 | .quad sys32_ipc | 519 | .quad sys32_ipc |
520 | .quad sys_fsync | 520 | .quad sys_fsync |
521 | .quad stub32_sigreturn | 521 | .quad stub32_sigreturn |
diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c index c9bac3af29d6..200fdde18d96 100644 --- a/arch/x86_64/ia32/sys_ia32.c +++ b/arch/x86_64/ia32/sys_ia32.c | |||
@@ -523,72 +523,6 @@ sys32_sysfs(int option, u32 arg1, u32 arg2) | |||
523 | return sys_sysfs(option, arg1, arg2); | 523 | return sys_sysfs(option, arg1, arg2); |
524 | } | 524 | } |
525 | 525 | ||
526 | struct sysinfo32 { | ||
527 | s32 uptime; | ||
528 | u32 loads[3]; | ||
529 | u32 totalram; | ||
530 | u32 freeram; | ||
531 | u32 sharedram; | ||
532 | u32 bufferram; | ||
533 | u32 totalswap; | ||
534 | u32 freeswap; | ||
535 | unsigned short procs; | ||
536 | unsigned short pad; | ||
537 | u32 totalhigh; | ||
538 | u32 freehigh; | ||
539 | u32 mem_unit; | ||
540 | char _f[20-2*sizeof(u32)-sizeof(int)]; | ||
541 | }; | ||
542 | |||
543 | asmlinkage long | ||
544 | sys32_sysinfo(struct sysinfo32 __user *info) | ||
545 | { | ||
546 | struct sysinfo s; | ||
547 | int ret; | ||
548 | mm_segment_t old_fs = get_fs (); | ||
549 | int bitcount = 0; | ||
550 | |||
551 | set_fs (KERNEL_DS); | ||
552 | ret = sys_sysinfo((struct sysinfo __user *)&s); | ||
553 | set_fs (old_fs); | ||
554 | |||
555 | /* Check to see if any memory value is too large for 32-bit and scale | ||
556 | * down if needed | ||
557 | */ | ||
558 | if ((s.totalram >> 32) || (s.totalswap >> 32)) { | ||
559 | while (s.mem_unit < PAGE_SIZE) { | ||
560 | s.mem_unit <<= 1; | ||
561 | bitcount++; | ||
562 | } | ||
563 | s.totalram >>= bitcount; | ||
564 | s.freeram >>= bitcount; | ||
565 | s.sharedram >>= bitcount; | ||
566 | s.bufferram >>= bitcount; | ||
567 | s.totalswap >>= bitcount; | ||
568 | s.freeswap >>= bitcount; | ||
569 | s.totalhigh >>= bitcount; | ||
570 | s.freehigh >>= bitcount; | ||
571 | } | ||
572 | |||
573 | if (!access_ok(VERIFY_WRITE, info, sizeof(struct sysinfo32)) || | ||
574 | __put_user (s.uptime, &info->uptime) || | ||
575 | __put_user (s.loads[0], &info->loads[0]) || | ||
576 | __put_user (s.loads[1], &info->loads[1]) || | ||
577 | __put_user (s.loads[2], &info->loads[2]) || | ||
578 | __put_user (s.totalram, &info->totalram) || | ||
579 | __put_user (s.freeram, &info->freeram) || | ||
580 | __put_user (s.sharedram, &info->sharedram) || | ||
581 | __put_user (s.bufferram, &info->bufferram) || | ||
582 | __put_user (s.totalswap, &info->totalswap) || | ||
583 | __put_user (s.freeswap, &info->freeswap) || | ||
584 | __put_user (s.procs, &info->procs) || | ||
585 | __put_user (s.totalhigh, &info->totalhigh) || | ||
586 | __put_user (s.freehigh, &info->freehigh) || | ||
587 | __put_user (s.mem_unit, &info->mem_unit)) | ||
588 | return -EFAULT; | ||
589 | return 0; | ||
590 | } | ||
591 | |||
592 | asmlinkage long | 526 | asmlinkage long |
593 | sys32_sched_rr_get_interval(compat_pid_t pid, struct compat_timespec __user *interval) | 527 | sys32_sched_rr_get_interval(compat_pid_t pid, struct compat_timespec __user *interval) |
594 | { | 528 | { |