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59ec9023ca
freebsd-skq/sys
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Konstantin Belousov 59ec9023ca 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
2013-03-19 14:53:23 +00:00
..
amd64 Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
arm Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
boot Attach the elf section headers to the loaded kernel as metadata, so 2013-03-10 00:43:01 +00:00
bsm - Implement two new system calls: 2013-03-02 21:11:30 +00:00
cam Do not remap usermode pages into KVA for physio. 2013-03-19 14:43:57 +00:00
cddl Plug memory leak in dsl_check_snap_cb() 2013-03-19 07:47:51 +00:00
compat Use m_get/m_gethdr instead of compat macros. 2013-03-15 12:55:30 +00:00
conf Sync back vmcontention branch into HEAD: 2013-03-18 00:25:02 +00:00
contrib Simplify TAILQ usage and avoid additional memory allocations. 2013-03-05 08:08:16 +00:00
crypto When porting XTS-related code from OpenBSD I forgot to update copyright (only 2013-02-20 22:59:53 +00:00
ddb Small textdump enhancements. 2012-11-01 04:07:08 +00:00
dev Support unmapped i/o for the md(4). 2013-03-19 14:53:23 +00:00
fs Fix remainder calculation when biosize is not a power of 2 2013-03-19 13:06:11 +00:00
gdb
geom The geom_part provider supports unmapped bio iff the underlying 2013-03-19 14:50:24 +00:00
gnu/fs/reiserfs Garbage collect XFS bits which are now already completely disconnected 2013-03-02 15:33:54 +00:00
i386 Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
ia64 Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
isa
kern Do not remap usermode pages into KVA for physio. 2013-03-19 14:43:57 +00:00
kgssapi Piete.Brooks at cl.cam.ac.uk reported via email a crash which was 2012-12-18 00:25:48 +00:00
libkern Add __aeabi_memset to libkern, implemented using memset, as clang may 2013-03-16 23:11:55 +00:00
mips Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
modules Fix the powerpc64 build. MACHINE_CPUARCH is common for powerpc/powerpc64, 2013-03-19 00:39:02 +00:00
net Fix style and comments. 2013-03-19 05:51:47 +00:00
net80211 Kill this, it's not needed at this point and (hopefully) the parent 2013-03-10 04:38:06 +00:00
netatalk Mechanically substitute flags from historic mbuf allocator with 2012-12-05 08:04:20 +00:00
netgraph Fix compilation warning. 2013-02-15 07:58:51 +00:00
netinet In m_megapullup() instead of reserving some space at the end of packet, 2013-03-17 07:37:10 +00:00
netinet6 - Use m_getcl() instead of hand allocating. 2013-03-15 13:48:53 +00:00
netipsec Use m_get2() + m_align() instead of hand made key_alloc_mbuf(). Code 2013-03-15 10:20:15 +00:00
netipx Mechanically substitute flags from historic mbuf allocator with 2012-12-05 08:04:20 +00:00
netnatm Mechanically substitute flags from historic mbuf allocator with 2012-12-05 08:04:20 +00:00
netpfil Separate the locking macros that are used in the packet flow path 2013-03-19 06:04:17 +00:00
netsmb Call make_dev_credf() rather than using the couple make_dev()/dev_ref(). 2013-03-09 16:58:19 +00:00
nfs Use m_get() and m_getcl() instead of compat macros. 2013-03-15 10:21:18 +00:00
nfsclient Fix remainder calculation when biosize is not a power of 2 2013-03-19 13:06:11 +00:00
nfsserver Switch the vm_object mutex to be a rwlock. This will enable in the 2013-03-09 02:32:23 +00:00
nlm Remove the support for using non-mpsafe filesystem modules. 2012-10-22 17:50:54 +00:00
ofed Switch the vm_object mutex to be a rwlock. This will enable in the 2013-03-09 02:32:23 +00:00
opencrypto When porting XTS-related code from OpenBSD I forgot to update copyright (only 2013-02-20 22:59:53 +00:00
pc98 Switch the vm_object mutex to be a rwlock. This will enable in the 2013-03-09 02:32:23 +00:00
pci Fix build. 2013-02-21 12:52:18 +00:00
powerpc Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
rpc Revert 195703 and 195821 as this special stop handling in NFS is now 2013-03-13 21:06:03 +00:00
security Switch the vm_object mutex to be a rwlock. This will enable in the 2013-03-09 02:32:23 +00:00
sparc64 Implement the concept of the unmapped VMIO buffers, i.e. buffers which 2013-03-19 14:13:12 +00:00
sys Do not remap usermode pages into KVA for physio. 2013-03-19 14:43:57 +00:00
teken
tools Further refine the handling of stop signals in the NFS client. The 2013-02-21 19:02:50 +00:00
ufs Do not remap usermode pages into KVA for physio. 2013-03-19 14:43:57 +00:00
vm Do not map the swap i/o pbufs if the geom provider for the swap 2013-03-19 14:39:27 +00:00
x86 MFcalloutng: 2013-02-28 13:46:03 +00:00
xdr Use m_get() and m_getcl() instead of compat macros. 2013-03-15 10:21:18 +00:00
xen Move the corresponding MTX_SYSINIT() next to their struct mtx declaration 2012-10-26 17:31:35 +00:00
Makefile Remove netncp cscope entry missed in r248097 2013-03-12 14:21:52 +00:00