svn commit: r300865 - in head/sys: sys vm

[Ivan Klymenko]

On Fri, 27 May 2016 19:15:46 +0000 (UTC)
Alan Cox <alc at FreeBSD.org> wrote:

> Author: alc
> Date: Fri May 27 19:15:45 2016
> New Revision: 300865
> URL: https://svnweb.freebsd.org/changeset/base/300865
> 
> Log:
>   The flag "vm_pages_needed" has long served two distinct purposes:
> (1) to indicate that threads are waiting for free pages to become
> available and (2) to indicate whether a wakeup call has been sent to
> the page daemon. The trouble is that a single flag cannot really
> serve both purposes, because we have two distinct targets for when to
> wakeup threads waiting for free pages versus when the page daemon has
> completed its work.  In particular, the flag will be cleared by
> vm_page_free() before the page daemon has met its target, and this
> can lead to the OOM killer being invoked prematurely. To address this
> problem, a new flag "vm_pageout_wanted" is introduced. 
>   Discussed with:	jeff
>   Reviewed by:	kib, markj
>   Tested by:	markj
>   Sponsored by:	EMC / Isilon Storage Division
> 
> Modified:
>   head/sys/sys/vmmeter.h
>   head/sys/vm/vm_page.c
>   head/sys/vm/vm_pageout.c
>   head/sys/vm/vm_pageout.h
> 
> Modified: head/sys/vm/vm_pageout.h
> ==============================================================================
> --- head/sys/vm/vm_pageout.h	Fri May 27 18:52:58 2016
> (r300864) +++ head/sys/vm/vm_pageout.h	Fri May 27 19:15:45
> 2016	(r300865) @@ -72,9 +72,10 @@
>   */
>  
>  extern int vm_page_max_wired;
> -extern int vm_pages_needed;	/* should be some "event"
> structure */ extern int vm_pageout_deficit;
>  extern int vm_pageout_page_count;
> +extern bool vm_pageout_wanted;
> +extern bool vm_pages_needed;
>  
>  /*
>   * Swap out requests
> _______________________________________________
> svn-src-all at freebsd.org mailing list
> https://lists.freebsd.org/mailman/listinfo/svn-src-all
> To unsubscribe, send any mail to "svn-src-all-unsubscribe at freebsd.org"

...
===> lib/libalias/modules/smedia (obj)
--- cddl/lib__L ---
In file included
from /usr/src/cddl/lib/libzpool/../../../sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c:143: /media/da0s1/obj/usr/src/tmp/usr/include/vm/vm_pageout.h:77:8:
error: unknown type name 'bool' extern bool vm_pageout_wanted;
       ^
/media/da0s1/obj/usr/src/tmp/usr/include/vm/vm_pageout.h:78:8: error:
unknown type name 'bool' extern bool vm_pages_needed;
       ^
2 errors generated.
*** [arc.So] Error code 1

make[5]: stopped in /usr/src/cddl/lib/libzpool
1 error

make[5]: stopped in /usr/src/cddl/lib/libzpool
--- secure/lib__L ---
--- all_subdir_secure/lib/libcrypto/engines/libsureware ---
A failure has been detected in another branch of the parallel make

make[7]: stopped in /usr/src/secure/lib/libcrypto/engines/libsureware
--- kerberos5/lib__L ---
A failure has been detected in another branch of the parallel make

make[5]: stopped in /usr/src/kerberos5/lib/libkrb5
--- cddl/lib__L ---
*** [all_subdir_cddl/lib/libzpool] Error code 2

make[4]: stopped in /usr/src/cddl/lib
1 error

make[4]: stopped in /usr/src/cddl/lib
--- secure/lib__L ---
*** [all_subdir_secure/lib/libcrypto/engines/libsureware] Error code 2

make[6]: stopped in /usr/src/secure/lib/libcrypto/engines
--- cddl/lib__L ---
*** [cddl/lib__L] Error code 2

make[3]: stopped in /usr/src
--- kerberos5/lib__L ---
*** [all] Error code 2

make[4]: stopped in /usr/src/kerberos5/lib
1 error

make[4]: stopped in /usr/src/kerberos5/lib
*** [kerberos5/lib__L] Error code 2

make[3]: stopped in /usr/src
--- secure/lib__L ---
--- all_subdir_secure/lib/libcrypto/engines/libubsec ---
A failure has been detected in another branch of the parallel make

make[7]: stopped in /usr/src/secure/lib/libcrypto/engines/libubsec
*** [all_subdir_secure/lib/libcrypto/engines/libubsec] Error code 2

make[6]: stopped in /usr/src/secure/lib/libcrypto/engines
2 errors

make[6]: stopped in /usr/src/secure/lib/libcrypto/engines
*** [all] Error code 2

make[5]: stopped in /usr/src/secure/lib/libcrypto
1 error

make[5]: stopped in /usr/src/secure/lib/libcrypto
*** [all] Error code 2

make[4]: stopped in /usr/src/secure/lib
1 error

make[4]: stopped in /usr/src/secure/lib
--- lib__L ---
A failure has been detected in another branch of the parallel make

make[7]: stopped in /usr/src/lib/libalias/modules/smedia
--- secure/lib__L ---
*** [secure/lib__L] Error code 2

make[3]: stopped in /usr/src
--- lib__L ---
*** [obj_subdir_lib/libalias/modules/smedia] Error code 2

make[6]: stopped in /usr/src/lib/libalias/modules
1 error

make[6]: stopped in /usr/src/lib/libalias/modules
*** [obj_subdir_lib/libalias/modules] Error code 2

make[5]: stopped in /usr/src/lib/libalias
1 error

make[5]: stopped in /usr/src/lib/libalias
*** [obj_subdir_lib/libalias] Error code 2

make[4]: stopped in /usr/src/lib
1 error

make[4]: stopped in /usr/src/lib
*** [lib__L] Error code 2

make[3]: stopped in /usr/src
4 errors

make[3]: stopped in /usr/src
*** [libraries] Error code 2

make[2]: stopped in /usr/src
1 error

make[2]: stopped in /usr/src
*** [_libraries] Error code 2

make[1]: stopped in /usr/src
1 error

make[1]: stopped in /usr/src
*** [buildworld] Error code 2

make: stopped in /usr/src
1 error

make: stopped in /usr/src