diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/internal.h | 3 | ||||
| -rw-r--r-- | mm/mmap.c | 2 | ||||
| -rw-r--r-- | mm/nommu.c | 2 | ||||
| -rw-r--r-- | mm/util.c | 13 |
4 files changed, 7 insertions, 13 deletions
diff --git a/mm/internal.h b/mm/internal.h index bff7fd702331..a37e5b6f9d25 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -444,8 +444,7 @@ extern u32 hwpoison_filter_enable; extern unsigned long __must_check vm_mmap_pgoff(struct file *, unsigned long, unsigned long, unsigned long, - unsigned long, unsigned long, - bool); + unsigned long, unsigned long); extern void set_pageblock_order(void); unsigned long reclaim_clean_pages_from_list(struct zone *zone, diff --git a/mm/mmap.c b/mm/mmap.c index 11e1f2ca72af..420088682d4a 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1333,7 +1333,7 @@ SYSCALL_DEFINE6(mmap_pgoff, unsigned long, addr, unsigned long, len, flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); - retval = vm_mmap_pgoff(file, addr, len, prot, flags, pgoff, true); + retval = vm_mmap_pgoff(file, addr, len, prot, flags, pgoff); out_fput: if (file) fput(file); diff --git a/mm/nommu.c b/mm/nommu.c index b74512746aae..c8bd59a03c71 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1446,7 +1446,7 @@ SYSCALL_DEFINE6(mmap_pgoff, unsigned long, addr, unsigned long, len, flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); - retval = vm_mmap_pgoff(file, addr, len, prot, flags, pgoff, true); + retval = vm_mmap_pgoff(file, addr, len, prot, flags, pgoff); if (file) fput(file); diff --git a/mm/util.c b/mm/util.c index 03b237746850..917e0e3d0f8e 100644 --- a/mm/util.c +++ b/mm/util.c @@ -289,7 +289,7 @@ EXPORT_SYMBOL_GPL(get_user_pages_fast); unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr, unsigned long len, unsigned long prot, - unsigned long flag, unsigned long pgoff, bool killable) + unsigned long flag, unsigned long pgoff) { unsigned long ret; struct mm_struct *mm = current->mm; @@ -297,12 +297,8 @@ unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr, ret = security_mmap_file(file, prot, flag); if (!ret) { - if (killable) { - if (down_write_killable(&mm->mmap_sem)) - return -EINTR; - } else { - down_write(&mm->mmap_sem); - } + if (down_write_killable(&mm->mmap_sem)) + return -EINTR; ret = do_mmap_pgoff(file, addr, len, prot, flag, pgoff, &populate); up_write(&mm->mmap_sem); @@ -312,7 +308,6 @@ unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr, return ret; } -/* XXX are all callers checking an error */ unsigned long vm_mmap(struct file *file, unsigned long addr, unsigned long len, unsigned long prot, unsigned long flag, unsigned long offset) @@ -322,7 +317,7 @@ unsigned long vm_mmap(struct file *file, unsigned long addr, if (unlikely(offset_in_page(offset))) return -EINVAL; - return vm_mmap_pgoff(file, addr, len, prot, flag, offset >> PAGE_SHIFT, false); + return vm_mmap_pgoff(file, addr, len, prot, flag, offset >> PAGE_SHIFT); } EXPORT_SYMBOL(vm_mmap); |