In the vm_page_set_invalid() function, do not assert that the page is
not busy, since its only caller brelse() can legitimately call it on busy page. This happens for VOP_PUTPAGES() on filesystems that use buffers and which VOP_WRITE() method marked the buffer containing page as non-cacheable. Reported and tested by: pho Reviewed by: alc Sponsored by: The FreeBSD Foundation MFC after: 2 weeks
This commit is contained in:
parent
92e5367354
commit
3abeb8113d
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=253188
@ -2631,8 +2631,6 @@ vm_page_set_invalid(vm_page_t m, int base, int size)
|
||||
vm_page_bits_t bits;
|
||||
|
||||
VM_OBJECT_ASSERT_WLOCKED(m->object);
|
||||
KASSERT((m->oflags & VPO_BUSY) == 0,
|
||||
("vm_page_set_invalid: page %p is busy", m));
|
||||
bits = vm_page_bits(base, size);
|
||||
if (m->valid == VM_PAGE_BITS_ALL && bits != 0)
|
||||
pmap_remove_all(m);
|
||||
|
Loading…
Reference in New Issue
Block a user