return NULL;
}
- if (down_read_killable(&mm->mmap_sem)) {
+ if (mmap_read_lock_killable(mm)) {
mmput(mm);
put_task_struct(priv->task);
priv->task = NULL;
return;
release_task_mempolicy(priv);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
mmput(mm);
put_task_struct(priv->task);
priv->task = NULL;
memset(&mss, 0, sizeof(mss));
- ret = down_read_killable(&mm->mmap_sem);
+ ret = mmap_read_lock_killable(mm);
if (ret)
goto out_put_mm;
__show_smap(m, &mss, true);
release_task_mempolicy(priv);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
out_put_mm:
mmput(mm);
};
if (type == CLEAR_REFS_MM_HIWATER_RSS) {
- if (down_write_killable(&mm->mmap_sem)) {
+ if (mmap_write_lock_killable(mm)) {
count = -EINTR;
goto out_mm;
}
* resident set size to this mm's current rss value.
*/
reset_mm_hiwater_rss(mm);
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
goto out_mm;
}
- if (down_read_killable(&mm->mmap_sem)) {
+ if (mmap_read_lock_killable(mm)) {
count = -EINTR;
goto out_mm;
}
for (vma = mm->mmap; vma; vma = vma->vm_next) {
if (!(vma->vm_flags & VM_SOFTDIRTY))
continue;
- up_read(&mm->mmap_sem);
- if (down_write_killable(&mm->mmap_sem)) {
+ mmap_read_unlock(mm);
+ if (mmap_write_lock_killable(mm)) {
count = -EINTR;
goto out_mm;
}
* failed like if
* get_proc_task() fails?
*/
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
goto out_mm;
}
for (vma = mm->mmap; vma; vma = vma->vm_next) {
vma->vm_flags &= ~VM_SOFTDIRTY;
vma_set_page_prot(vma);
}
- downgrade_write(&mm->mmap_sem);
+ mmap_write_downgrade(mm);
break;
}
if (type == CLEAR_REFS_SOFT_DIRTY)
mmu_notifier_invalidate_range_end(&range);
tlb_finish_mmu(&tlb, 0, -1);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
out_mm:
mmput(mm);
}
/* overflow ? */
if (end < start_vaddr || end > end_vaddr)
end = end_vaddr;
- ret = down_read_killable(&mm->mmap_sem);
+ ret = mmap_read_lock_killable(mm);
if (ret)
goto out_free;
ret = walk_page_range(mm, start_vaddr, end, &pagemap_ops, &pm);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
start_vaddr = end;
len = min(count, PM_ENTRY_BYTES * pm.pos);