freebsd-nq/sys
Julien Charbon ff9b006d61 Decompose TCP INP_INFO lock to increase short-lived TCP connections scalability:
- The existing TCP INP_INFO lock continues to protect the global inpcb list
  stability during full list traversal (e.g. tcp_pcblist()).

- A new INP_LIST lock protects inpcb list actual modifications (inp allocation
  and free) and inpcb global counters.

It allows to use TCP INP_INFO_RLOCK lock in critical paths (e.g. tcp_input())
and INP_INFO_WLOCK only in occasional operations that walk all connections.

PR:			183659
Differential Revision:	https://reviews.freebsd.org/D2599
Reviewed by:		jhb, adrian
Tested by:		adrian, nitroboost-gmail.com
Sponsored by:		Verisign, Inc.
2015-08-03 12:13:54 +00:00
..
amd64 Set p_osrel to __FreeBSD_version on process startup. 2015-08-03 07:29:57 +00:00
arm Pass correct type of argument to ti_gpio_unmask_irq in ti_gpio_activate_resource 2015-08-03 01:22:49 +00:00
arm64 Pass the pcb to store the vfp state in to vfp_save_state. This fixes a bug 2015-08-03 11:05:02 +00:00
boot Document the existence of cloudabi_load and cloudabi64_load. 2015-07-31 08:45:35 +00:00
bsm
cam Refactor unmapped buffer address handling. 2015-07-23 19:13:41 +00:00
cddl Fix KSTACK_PAGES check in ZFS module 2015-08-03 09:34:09 +00:00
compat Allow CloudABI processes to create shared memory objects. 2015-08-01 07:51:48 +00:00
conf Load the stack in stack_save and stack_save_td. This uses the generalised 2015-07-31 15:32:32 +00:00
contrib Import Annapurna Labs Alpine HAL to sys/contrib/ 2015-07-28 14:20:33 +00:00
crypto const'ify an arg that we don't update... 2015-07-29 23:37:15 +00:00
ddb Various changes to the registers displayed in DDB for x86. 2015-07-22 01:09:02 +00:00
dev Decompose TCP INP_INFO lock to increase short-lived TCP connections scalability: 2015-08-03 12:13:54 +00:00
fs This patch fixes a problem where, if the NFSv4 server has a previous 2015-07-29 23:06:30 +00:00
gdb CALLOUT_MPSAFE has lost its meaning since r141428, i.e., for more than ten 2015-05-22 17:05:21 +00:00
geom Report the scheme and provider names in warning message about unaligned 2015-07-26 11:16:48 +00:00
gnu The GNU Amlogic DTS files have some errors (e.g. bad register 2015-04-11 08:17:39 +00:00
i386 Pull pmspcv (pms(4)) from GENERIC. It has PCI ID conflicts 2015-07-31 15:23:48 +00:00
isa
kern Don't modify curthread->td_locks unless INVARIANTS is enabled. 2015-08-02 00:03:08 +00:00
kgssapi
libkern Remove checks for __ARM_EABI__, we only build for EABI now. 2015-07-09 21:02:40 +00:00
mips Remove dead functions pmap_pvdump and pads. 2015-07-29 20:47:27 +00:00
modules Build if_stf(4) module only when both INET and INET6 support are enabled. 2015-07-30 10:26:43 +00:00
net looks like all archs either have clang or cdefs included before.. 2015-08-02 21:33:40 +00:00
net80211 Break out the current 802.11 software scan methods into an indirect table. 2015-06-08 02:35:43 +00:00
netgraph * Address review (and add a bit myself). 2015-07-12 18:14:38 +00:00
netinet Decompose TCP INP_INFO lock to increase short-lived TCP connections scalability: 2015-08-03 12:13:54 +00:00
netinet6 Decompose TCP INP_INFO lock to increase short-lived TCP connections scalability: 2015-08-03 12:13:54 +00:00
netipsec these are comparing authenticators and need to be constant time... 2015-07-31 00:31:52 +00:00
netnatm
netpfil Reduce overhead of ipfw's me6 opcode. 2015-07-29 10:53:42 +00:00
netsmb
nfs
nfsclient Remove some oldnfs remnants. 2015-04-18 16:08:06 +00:00
nfsserver
nlm
ofed ib mad: fix an incorrect use of list_for_each_entry 2015-07-30 18:28:37 +00:00
opencrypto Fix XTS, and name things a bit better... 2015-07-14 07:45:18 +00:00
pc98 Spell crypto correctly. 2015-07-14 10:47:56 +00:00
powerpc Implement the lockstat provider using SDT(9) instead of the custom provider 2015-07-19 22:14:09 +00:00
rpc Remove useless acquire semantic from the atomic_add operation before 2015-07-28 06:58:10 +00:00
security fd: make 'rights' a manadatory argument to fget* functions 2015-07-05 19:05:16 +00:00
sparc64 o Revert the other functional half of r239864, i. e. the merge of r134227 2015-07-24 15:13:21 +00:00
sys Don't modify curthread->td_locks unless INVARIANTS is enabled. 2015-08-02 00:03:08 +00:00
teken
tools
ufs - Make 'struct buf *buf' private to vfs_bio.c. Having a global variable 2015-07-29 02:26:57 +00:00
vm Do not pretend that vm_fault(9) supports unwiring the address. Rename 2015-07-30 18:28:34 +00:00
x86 Add bit names for the IA32_MISC_ENABLE msr. 2015-07-28 06:55:08 +00:00
xdr
xen Add support for Xen blkif indirect segment I/Os. This makes it possible for 2015-07-30 03:50:01 +00:00
Makefile Kill EoL whitespace. 2015-05-29 14:03:07 +00:00