Displaying 2 results from an estimated 2 matches for "uio_iov".
2004 Sep 01
0
Question::page fault::vm:::encrypt and decrypt file data
...dress?
Because phys addr is 64 bit and virtual addr is 32 bit.
Q1 description:: I have succeed to add hook in vfs layer to encrypt file
data before write and decrypt file data after read. Now, when I use cp
command, system will reboot, it seem to caused by encrypt data whose addr is
uio->uio_iov->iov_base. Is it ok if only I produce a page fault manually?
Q2 description:: I try to decrypt file data when page fault. I find it's
easy to get physical address from virtual address, but when page fault, kern
will page in several pages including page we require, how can I get virtual...
2006 Apr 23
1
fsck_ufs locked in snaplk
Colleagues,
one of my servers had to be rebooted uncleanly and then I have backgrounded
fsck locked for more than an our in snaplk:
742 root 1 -4 4 1320K 688K snaplk 0:02 0.00% fsck_ufs
File system in question is 200G gmirror on SATA. Usually making a snapshot
(e.g., for making dumps) consumes 3-4 minutes for that fs, so it seems to me
that filesystem is in a deadlock.
Any