https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Luiz Otavio O Souza,+55 (14) 99772-1255 changed:
What|Removed |Added
Status|Open|Closed
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #23 from commit-h...@freebsd.org ---
A commit references this bug:
Author: loos
Date: Mon Aug 17 19:06:15 UTC 2015
New revision: 286859
URL: https://svnweb.freebsd.org/changeset/base/286859
Log:
MFC r286260:
Remove the mt
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #22 from commit-h...@freebsd.org ---
A commit references this bug:
Author: loos
Date: Mon Aug 3 22:14:46 UTC 2015
New revision: 286260
URL: https://svnweb.freebsd.org/changeset/base/286260
Log:
Remove the mtx_sleep() from th
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #21 from Luiz Otavio O Souza,+55 (14) 99772-1255
---
(In reply to Guy Helmer from comment #20)
I studied this code (a lot) and found that some of sleeps are unnecessary.
The cases we have to protect are: setting a new filter,
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Guy Helmer changed:
What|Removed |Added
CC||ghel...@freebsd.org
--- Comment #20 f
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Luiz Otavio O Souza,+55 (14) 99772-1255 changed:
What|Removed |Added
Resolution|FIXED |---
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Ermal Luçi changed:
What|Removed |Added
Resolution|--- |FIXED
Status|Open
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Oliver Pinter changed:
What|Removed |Added
Flags||mfc-stable10+
--- Comment #18 from
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #17 from Franco Fichtner ---
Ah, wasn't picked up by "PR:" in commit message, I see. My bad. Close this
ticket then? :)
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--- Comment #16 from Oliver Pinter ---
This is already done in 10-STABLE:
https://github.com/freebsd/freebsd/commit/5d11dcc72032e3027520c3aa2ffb5905115760e7
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--- Comment #15 from Franco Fichtner ---
MFC still pending. Having this in 10.2 would be awesome. :)
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--- Comment #14 from commit-h...@freebsd.org ---
A commit references this bug:
Author: eri
Date: Wed Jun 17 12:23:05 UTC 2015
New revision: 284512
URL: https://svnweb.freebsd.org/changeset/base/284512
Log:
If there is a system with a bpf
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #13 from Franco Fichtner ---
Looks good now, thanks Ermal. :)
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Kubilay Kocak changed:
What|Removed |Added
Status|New |Open
URL|
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #12 from Ermal Luçi ---
Moved to https://reviews.freebsd.org/D2828
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--- Comment #11 from Ermal Luçi ---
(In reply to Kubilay Kocak from comment #10)
Ok i am posting this to phabricator since i am a freebsd developer :)
Just for the reference here is another iteration of the patch
diff --git a/sys/netinet/
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Kubilay Kocak changed:
What|Removed |Added
CC||ko...@freebsd.org
--- Comment #10
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #9 from Franco Fichtner ---
The previous code in place before the "bad" revision in 2008 accessed la, made
its changes and called arprequest() after releasing the lock, like the other
code block still does. You can maybe set a
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #8 from Ermal Luçi ---
(In reply to Franco Fichtner from comment #7)
Oh you refer to the decrement of the la preempt value.
Yeah but i highly dislike unlock and relock again code paths, that can be a
solution.
Or moving this to
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #7 from Franco Fichtner ---
You read a value from a lock-protected entity, you acquire a (read) lock. You
write a value to a lock-protected entity, you acquire a (write) lock. After
the patch, there is neither. Do you want to
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #6 from Ermal Luçi ---
(In reply to Franco Fichtner from comment #4)
Yeah but its a very quick read to me which does not create any race of sort
from what i could tell.
For sure la will be there when the fields are accessed.
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--- Comment #5 from Franco Fichtner ---
https://github.com/freebsd/freebsd/commit/ec826ad5c7f97de814529d3b3bae7950f91d9a5d#diff-e08033318b7a3c6cc3ffb3e431a0f8f2L461
vs.
https://github.com/freebsd/freebsd/commit/ec826ad5c7f97de814529d3b3bae7
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #4 from Franco Fichtner ---
la is being read and modified after unlock with the attached patch. Though it
looks like arprequest() may indeed work as expected without the lock held. Not
sure if unlock/lock around arprequest is
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
--- Comment #3 from Ermal Luçi ---
Here is a patch against HEAD of FreeBSD.
Also take a look at this link for a trace
https://redmine.pfsense.org/issues/4685
If its ok with you Andrey i would like to commit this one.
diff --git a/sys/net
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Andrey V. Elsukov changed:
What|Removed |Added
CC||a...@freebsd.org
--- Comment #
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Kubilay Kocak changed:
What|Removed |Added
Keywords||needs-qa, patch
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--- Comment #1 from Ermal Luçi ---
This patch fixes the issue and the issue seems to a locked LLE which does not
allow BPF to sleep when it needs to.
+diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c
+index baa9c26..f31576d 100
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200323
Mark Linimon changed:
What|Removed |Added
Assignee|freebsd-b...@freebsd.org|freebsd-net@FreeBSD.org
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