PR/38293 CVS commit: src/sys/arch

[Andrew Doran <ad%netbsd.org@localhost>]

The following reply was made to PR port-amd64/38293; it has been noted by GNATS.

From: Andrew Doran <ad%netbsd.org@localhost>
To: gnats-bugs%gnats.NetBSD.org@localhost
Cc: 
Subject: PR/38293 CVS commit: src/sys/arch
Date: Tue, 11 Nov 2008 13:45:10 +0000 (UTC)

 Module Name:   src
 Committed By:  ad
 Date:          Tue Nov 11 13:45:10 UTC 2008
 
 Modified Files:
        src/sys/arch/amd64/amd64: fpu.c ipifuncs.c
        src/sys/arch/i386/i386: ipifuncs.c
        src/sys/arch/i386/isa: npx.c
        src/sys/arch/x86/include: intrdefs.h
 
 Log Message:
 PR port-amd64/38293 panic: fp_save ipi didn't
 
 Kill the FP flush IPI and always save. The synchronization here isn't strong
 and we could easily pull the chain on an innocent LWP's FP state.
 
 Another fix to follow.
 
 
 To generate a diff of this commit:
 cvs rdiff -r1.26 -r1.27 src/sys/arch/amd64/amd64/fpu.c
 cvs rdiff -r1.19 -r1.20 src/sys/arch/amd64/amd64/ipifuncs.c
 cvs rdiff -r1.27 -r1.28 src/sys/arch/i386/i386/ipifuncs.c
 cvs rdiff -r1.129 -r1.130 src/sys/arch/i386/isa/npx.c
 cvs rdiff -r1.13 -r1.14 src/sys/arch/x86/include/intrdefs.h
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.