diff options
Diffstat (limited to 'sys/kern/kern_exec.c')
| -rw-r--r-- | sys/kern/kern_exec.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c index 03268365891e..2bdd6faa025a 100644 --- a/sys/kern/kern_exec.c +++ b/sys/kern/kern_exec.c @@ -70,6 +70,7 @@ #include <sys/sysent.h> #include <sys/sysproto.h> #include <sys/timers.h> +#include <sys/ucoredump.h> #include <sys/umtxvar.h> #include <sys/vnode.h> #include <sys/wait.h> @@ -417,7 +418,7 @@ do_execve(struct thread *td, struct image_args *args, struct mac *mac_p, #endif int error, i, orig_osrel; uint32_t orig_fctl0; - Elf_Brandinfo *orig_brandinfo; + const Elf_Brandinfo *orig_brandinfo; size_t freepath_size; static const char fexecv_proc_title[] = "(fexecv)"; @@ -1313,7 +1314,7 @@ exec_map_stack(struct image_params *imgp) MAP_INHERIT_SHARE | MAP_ACC_NO_CHARGE); } else { sharedpage_addr = sv->sv_shared_page_base; - vm_map_fixed(map, obj, 0, + error = vm_map_fixed(map, obj, 0, sharedpage_addr, sv->sv_shared_page_len, VM_PROT_READ | VM_PROT_EXECUTE, VM_PROT_READ | VM_PROT_EXECUTE, @@ -2002,10 +2003,14 @@ int core_write(struct coredump_params *cp, const void *base, size_t len, off_t offset, enum uio_seg seg, size_t *resid) { + return ((*cp->cdw->write_fn)(cp->cdw, base, len, offset, seg, + cp->active_cred, resid, cp->td)); +} - return (vn_rdwr_inchunks(UIO_WRITE, cp->vp, __DECONST(void *, base), - len, offset, seg, IO_UNIT | IO_DIRECT | IO_RANGELOCKED, - cp->active_cred, cp->file_cred, resid, cp->td)); +static int +core_extend(struct coredump_params *cp, off_t newsz) +{ + return ((*cp->cdw->extend_fn)(cp->cdw, newsz, cp->active_cred)); } int @@ -2013,7 +2018,6 @@ core_output(char *base, size_t len, off_t offset, struct coredump_params *cp, void *tmpbuf) { vm_map_t map; - struct mount *mp; size_t resid, runlen; int error; bool success; @@ -2068,14 +2072,7 @@ core_output(char *base, size_t len, off_t offset, struct coredump_params *cp, } } if (!success) { - error = vn_start_write(cp->vp, &mp, V_WAIT); - if (error != 0) - break; - vn_lock(cp->vp, LK_EXCLUSIVE | LK_RETRY); - error = vn_truncate_locked(cp->vp, offset + runlen, - false, cp->td->td_ucred); - VOP_UNLOCK(cp->vp); - vn_finished_write(mp); + error = core_extend(cp, offset + runlen); if (error != 0) break; } |