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| author | kib <kib@FreeBSD.org> | 2013-03-19 15:01:50 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2013-03-19 15:01:50 +0000 |
| commit | 537b66a9dd41b84e2e964e6d454de85053db539d (patch) | |
| tree | 88075d8fcf45bba5ec367bb1c54c7ee5c709e855 /sys/kern/subr_acl_posix1e.c | |
| parent | 23f577dda4d41de8b5815dae3172930208a84774 (diff) | |
| download | FreeBSD-src-537b66a9dd41b84e2e964e6d454de85053db539d.zip FreeBSD-src-537b66a9dd41b84e2e964e6d454de85053db539d.tar.gz | |
Support unmapped i/o for the md(4).
The vnode-backed md(4) has to map the unmapped bio because VOP_READ()
and VOP_WRITE() interfaces do not allow to pass unmapped requests to
the filesystem. Vnode-backed md(4) uses pbufs instead of relying on
the bio_transient_map, to avoid usual md deadlock.
Sponsored by: The FreeBSD Foundation
Tested by: pho, scottl
Diffstat (limited to 'sys/kern/subr_acl_posix1e.c')
0 files changed, 0 insertions, 0 deletions
