PR/56153 CVS commit: src/sys/arch/alpha

["Jason R Thorpe" <thorpej%netbsd.org@localhost>]

The following reply was made to PR toolchain/56153; it has been noted by GNATS.

From: "Jason R Thorpe" <thorpej%netbsd.org@localhost>
To: gnats-bugs%gnats.NetBSD.org@localhost
Cc: 
Subject: PR/56153 CVS commit: src/sys/arch/alpha
Date: Tue, 6 Jul 2021 12:20:52 +0000

 Module Name:	src
 Committed By:	thorpej
 Date:		Tue Jul  6 12:20:52 UTC 2021
 
 Modified Files:
 	src/sys/arch/alpha/alpha: vm_machdep.c
 	src/sys/arch/alpha/include: param.h
 
 Log Message:
 - Define STACK_ALIGNBYTES to override the default and ensure that
   stacks are 16-byte aligned, an assumption made by the compiler
   and recommended by the Alpha Architecture Handbook.
 - cpu_lwp_fork(): Ensure 16-byte stack alignment if the caller specified
   one.
 
 Addresses root casue of PR port-alpha/54307 and PR toolchain/56153.
 
 Many thanks to rin@ for performing the root cause analysis and testing
 changes.
 
 
 To generate a diff of this commit:
 cvs rdiff -u -r1.119 -r1.120 src/sys/arch/alpha/alpha/vm_machdep.c
 cvs rdiff -u -r1.48 -r1.49 src/sys/arch/alpha/include/param.h
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.