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01d07b03ef
freebsd-skq/sys
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Mark Johnston 5c18744ea9 vm: Honour the "noreuse" flag to vm_page_unwire_managed() 
This flag indicates that the page should be enqueued near the head of
the inactive queue, skipping the LRU queue.  It is used when unwiring
pages from the buffer cache following direct I/O or after I/O when
POSIX_FADV_NOREUSE or _DONTNEED advice was specified, or when
sendfile(SF_NOCACHE) completes.  For the direct I/O and sendfile cases
we only enqueue the page if we decide not to free it, typically because
it's mapped.

Pass "noreuse" through to vm_page_release_toq() so that we actually
honour the desired LRU policy for these scenarios.

Reported by:	bdrewery
Reviewed by:	alc, kib
MFC after:	3 days
Differential Revision:	https://reviews.freebsd.org/D28555
2021-02-10 11:10:27 -05:00
..
amd64 Revert "amd64: implement strlen in assembly" 2021-02-09 16:23:18 +01:00
arm arm32: Align arguments of sync_icache() syscall to cacheline size. 2021-02-09 12:53:09 +01:00
arm64 arm64: optimize set_syscall_retval() 2021-02-08 10:46:47 +00:00
bsm Add aio_writev and aio_readv 2021-01-02 19:57:58 -07:00
cam Exclude reserved iSCSI Target Transfer Tag. 2021-01-24 13:58:29 -05:00
cddl arm64: Improve DDB backtrace support 2021-02-01 14:15:57 +00:00
compat epoll: Store epoll_event udata member in ext member of kevent. 2021-02-08 02:46:14 +03:00
conf Revert "amd64: implement strlen in assembly" 2021-02-09 16:23:18 +01:00
contrib Fix non-IPv6 build post 57785538c6. 2021-02-09 17:18:25 -08:00
crypto armv8crypto: Extract GCM state into a structure 2021-02-08 09:19:10 -05:00
ddb ddb: add ability to print user registers 2021-01-08 14:53:06 -04:00
dev hid: bump HID_ITEM_MAXUSAGES to 8 2021-02-08 15:31:39 -07:00
dts Remove DTS files for arm boards we don't support 2021-01-27 10:02:01 +00:00
fs devfs: fix use count leak when using TIOCSCTTY 2021-02-09 01:54:21 +00:00
gdb gdb(4): allow bulk write of registers 2020-12-23 14:37:05 -04:00
geom opencrypto: Introduce crypto_dispatch_async() 2021-02-08 09:19:19 -05:00
gnu Remove the old dts imported tree. 2021-01-15 20:09:55 +01:00
i386 Fix a typo. 2021-01-27 21:52:41 -08:00
isa
kern cache: assorted comment fixups 2021-02-09 17:09:44 +01:00
kgssapi opencrypto: Introduce crypto_dispatch_async() 2021-02-08 09:19:19 -05:00
libkern Restore the augmented strlen commentary 2021-02-08 19:15:21 +00:00
mips mips: fix NLM platforms breakage caused by e0a0a3ef 2021-01-31 23:56:22 -08:00
modules ZFS: fix assertions with INVARIANTS 2021-02-08 16:41:35 -07:00
net Revert "SO_RERROR indicates that receive buffer overflows should be handled as errors." 2021-02-08 22:32:32 +00:00
net80211 net80211: fix a typo 2020-11-04 12:07:33 +00:00
netgraph netgraph/ng_bridge: Document staleness in multithreaded operation 2021-02-09 20:09:05 +01:00
netinet Revert "SO_RERROR indicates that receive buffer overflows should be handled as errors." 2021-02-08 22:32:32 +00:00
netinet6 Revert "SO_RERROR indicates that receive buffer overflows should be handled as errors." 2021-02-08 22:32:32 +00:00
netipsec Revert "SO_RERROR indicates that receive buffer overflows should be handled as errors." 2021-02-08 22:32:32 +00:00
netpfil Allow setting alias port ranges in libalias and ipfw. This will allow a system 2021-02-02 13:24:17 -08:00
netsmb
nfs
nfsclient
nfsserver nfs: Mark unused statistics variable as reserved 2020-11-18 04:35:49 +00:00
nlm
ofed Fix mismerge in OFED update 2021-02-04 13:58:24 -05:00
opencrypto ktls: Avoid wakeups and locking for synchronous callbacks 2021-02-08 09:19:27 -05:00
powerpc powerpc64: Fix boot on virtual-mode OF (PowerMac G5) 2021-02-07 16:13:55 -06:00
riscv riscv: add SBI system reset extension 2021-01-27 19:19:54 -04:00
rpc nfs-over-tls: handle res.gid.gid_val correctly for memory allocation 2021-01-12 13:59:52 -08:00
security Convert remaining cap_rights_init users to cap_rights_init_one 2021-01-12 13:16:10 +00:00
sys loader: remove BORDER_PIXELS 2021-02-09 13:45:07 +02:00
teken loader: implement framebuffer console 2021-01-02 21:41:36 +02:00
tests Enable running fib tests inside vnet jail. 2021-01-17 20:32:26 +00:00
tools syscalls.master: Add a new syscall type: RESERVED 2021-01-26 18:27:44 +00:00
ufs Revert 2d4422e799, Eliminate lock order reversal in UFS ffs_unmount(). 2021-01-30 00:03:37 -08:00
vm vm: Honour the "noreuse" flag to vm_page_unwire_managed() 2021-02-10 11:10:27 -05:00
x86 mca: Handle inconsistent CMCI capability reporting 2021-02-08 14:42:54 -05:00
xdr
xen xen: remove .swp file from public headers 2021-01-11 18:14:11 +01:00
Makefile