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author | Jeff Roberson <jeff@FreeBSD.org> | 2018-02-06 22:10:07 +0000 |
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committer | Jeff Roberson <jeff@FreeBSD.org> | 2018-02-06 22:10:07 +0000 |
commit | e2068d0bcd95865d142f0657ed834146ddad9754 (patch) | |
tree | c718f937c03962e717d7260e38f7e5fba9c76936 /sys/vm/vm_pageout.h | |
parent | 1616767dfc210635ce16ea6e3659e3569be57515 (diff) | |
download | src-e2068d0bcd95865d142f0657ed834146ddad9754.tar.gz src-e2068d0bcd95865d142f0657ed834146ddad9754.zip |
Use per-domain locks for vm page queue free. Move paging control from
global to per-domain state. Protect reservations with the free lock
from the domain that they belong to. Refactor to make vm domains more
of a first class object.
Reviewed by: markj, kib, gallatin
Tested by: pho
Sponsored by: Netflix, Dell/EMC Isilon
Differential Revision: https://reviews.freebsd.org/D14000
Notes
Notes:
svn path=/head/; revision=328954
Diffstat (limited to 'sys/vm/vm_pageout.h')
-rw-r--r-- | sys/vm/vm_pageout.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/vm/vm_pageout.h b/sys/vm/vm_pageout.h index 60ee00d9e820..0894cd1541aa 100644 --- a/sys/vm/vm_pageout.h +++ b/sys/vm/vm_pageout.h @@ -74,9 +74,7 @@ */ extern int vm_page_max_wired; -extern int vm_pageout_deficit; extern int vm_pageout_page_count; -extern bool vm_pages_needed; #define VM_OOM_MEM 1 #define VM_OOM_SWAPZ 2 @@ -95,12 +93,15 @@ extern bool vm_pages_needed; * Signal pageout-daemon and wait for it. */ -void pagedaemon_wait(int pri, const char *wmesg); -void pagedaemon_wakeup(void); +void pagedaemon_wait(int domain, int pri, const char *wmesg); +void pagedaemon_wakeup(int domain); #define VM_WAIT vm_wait() #define VM_WAITPFAULT vm_waitpfault() void vm_wait(void); void vm_waitpfault(void); +void vm_wait_domain(int domain); +void vm_wait_min(void); +void vm_wait_severe(void); #ifdef _KERNEL int vm_pageout_flush(vm_page_t *, int, int, int, int *, boolean_t *); |