diff options
| author | John Baldwin <jhb@FreeBSD.org> | 2007-05-23 18:24:43 +0000 |
|---|---|---|
| committer | John Baldwin <jhb@FreeBSD.org> | 2007-05-23 18:24:43 +0000 |
| commit | e86f3750df553e7e24078ad410e0da3760bcb75b (patch) | |
| tree | 463ca2d2bd7974a70215318096060ada204c0af1 /sys/amd64 | |
| parent | 5c92f59f50762e36ecd5d88c0e95b880fcbe1f77 (diff) | |
Notes
Diffstat (limited to 'sys/amd64')
| -rw-r--r-- | sys/amd64/linux32/linux32_sysvec.c | 63 |
1 files changed, 28 insertions, 35 deletions
diff --git a/sys/amd64/linux32/linux32_sysvec.c b/sys/amd64/linux32/linux32_sysvec.c index e5d5e1e572e9..e1e7c6744691 100644 --- a/sys/amd64/linux32/linux32_sysvec.c +++ b/sys/amd64/linux32/linux32_sysvec.c @@ -128,7 +128,7 @@ static void linux_sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code); static void exec_linux_setregs(struct thread *td, u_long entry, u_long stack, u_long ps_strings); -static void linux32_fixlimits(struct image_params *imgp); +static void linux32_fixlimit(struct rlimit *rl, int which); /* * Linux syscalls return negative errno's, we do positive and map them @@ -937,43 +937,36 @@ static u_long linux32_maxvmem = LINUX32_MAXVMEM; SYSCTL_ULONG(_compat_linux32, OID_AUTO, maxvmem, CTLFLAG_RW, &linux32_maxvmem, 0, ""); -/* - * XXX copied from ia32_sysvec.c. - */ static void -linux32_fixlimits(struct image_params *imgp) +linux32_fixlimit(struct rlimit *rl, int which) { - struct proc *p = imgp->proc; - struct plimit *oldlim, *newlim; - if (linux32_maxdsiz == 0 && linux32_maxssiz == 0 && - linux32_maxvmem == 0) - return; - newlim = lim_alloc(); - PROC_LOCK(p); - oldlim = p->p_limit; - lim_copy(newlim, oldlim); - if (linux32_maxdsiz != 0) { - if (newlim->pl_rlimit[RLIMIT_DATA].rlim_cur > linux32_maxdsiz) - newlim->pl_rlimit[RLIMIT_DATA].rlim_cur = linux32_maxdsiz; - if (newlim->pl_rlimit[RLIMIT_DATA].rlim_max > linux32_maxdsiz) - newlim->pl_rlimit[RLIMIT_DATA].rlim_max = linux32_maxdsiz; - } - if (linux32_maxssiz != 0) { - if (newlim->pl_rlimit[RLIMIT_STACK].rlim_cur > linux32_maxssiz) - newlim->pl_rlimit[RLIMIT_STACK].rlim_cur = linux32_maxssiz; - if (newlim->pl_rlimit[RLIMIT_STACK].rlim_max > linux32_maxssiz) - newlim->pl_rlimit[RLIMIT_STACK].rlim_max = linux32_maxssiz; - } - if (linux32_maxvmem != 0) { - if (newlim->pl_rlimit[RLIMIT_VMEM].rlim_cur > linux32_maxvmem) - newlim->pl_rlimit[RLIMIT_VMEM].rlim_cur = linux32_maxvmem; - if (newlim->pl_rlimit[RLIMIT_VMEM].rlim_max > linux32_maxvmem) - newlim->pl_rlimit[RLIMIT_VMEM].rlim_max = linux32_maxvmem; + switch (which) { + case RLIMIT_DATA: + if (linux32_maxdsiz != 0) { + if (rl->rlim_cur > linux32_maxdsiz) + rl->rlim_cur = linux32_maxdsiz; + if (rl->rlim_max > linux32_maxdsiz) + rl->rlim_max = linux32_maxdsiz; + } + break; + case RLIMIT_STACK: + if (linux32_maxssiz != 0) { + if (rl->rlim_cur > linux32_maxssiz) + rl->rlim_cur = linux32_maxssiz; + if (rl->rlim_max > linux32_maxssiz) + rl->rlim_max = linux32_maxssiz; + } + break; + case RLIMIT_VMEM: + if (linux32_maxvmem != 0) { + if (rl->rlim_cur > linux32_maxvmem) + rl->rlim_cur = linux32_maxvmem; + if (rl->rlim_max > linux32_maxvmem) + rl->rlim_max = linux32_maxvmem; + } + break; } - p->p_limit = newlim; - PROC_UNLOCK(p); - lim_free(oldlim); } struct sysentvec elf_linux_sysvec = { @@ -1002,7 +995,7 @@ struct sysentvec elf_linux_sysvec = { VM_PROT_ALL, linux_copyout_strings, exec_linux_setregs, - linux32_fixlimits + linux32_fixlimit }; static Elf32_Brandinfo linux_brand = { |
