diff options
| author | Ian Moffett <ian@osmora.org> | 2025-06-03 15:35:39 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-06-03 15:35:39 -0400 |
| commit | b4b978573e8d834f2b484d11196d523d9a2a893a (patch) | |
| tree | dcd1f4bc6bb2dbc4373c6631f75ad7de4e3235cd /sys/vm/vm_map.c | |
| parent | 3a96e7065107cab18e99b403e289c2a5552327cb (diff) | |
kernel: vm: Prepare for user mmap() interface
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/vm/vm_map.c')
| -rw-r--r-- | sys/vm/vm_map.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index b8f4aee..112f4b0 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -159,7 +159,7 @@ vm_map_modify(struct vas vas, vaddr_t va, paddr_t pa, vm_prot_t prot, bool unmap * crashes. */ void * -mmap_at(void *addr, size_t len, int prot, int flags, int fildes, off_t off) +mmap(void *addr, size_t len, int prot, int flags, int fildes, off_t off) { struct vm_object *map_obj = NULL; struct cdevsw *cdevp; @@ -292,7 +292,7 @@ done: * multiple of the machine page size. */ int -munmap_at(void *addr, size_t len) +munmap(void *addr, size_t len) { int pgno; vaddr_t va; @@ -348,7 +348,7 @@ munmap_at(void *addr, size_t len) * arg5 -> off */ scret_t -mmap(struct syscall_args *scargs) +sys_mmap(struct syscall_args *scargs) { void *addr; size_t len; @@ -357,11 +357,11 @@ mmap(struct syscall_args *scargs) addr = (void *)scargs->arg0; len = scargs->arg1; - prot = scargs->arg2; + prot = scargs->arg2 | PROT_USER; flags = scargs->arg3; fildes = scargs->arg4; off = scargs->arg5; - return (scret_t)mmap_at(addr, len, prot, flags, fildes, off); + return (scret_t)mmap(addr, len, prot, flags, fildes, off); } /* @@ -371,14 +371,14 @@ mmap(struct syscall_args *scargs) * arg1 -> len */ scret_t -munmap(struct syscall_args *scargs) +sys_munmap(struct syscall_args *scargs) { void *addr; size_t len; addr = (void *)scargs->arg0; len = scargs->arg1; - return (scret_t)munmap_at(addr, len); + return (scret_t)munmap(addr, len); } /* |