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| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-07-07 06:26:56 +0200 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-07-07 06:26:56 +0200 |
| commit | fcfc849dd5fd121b02c40d744adb109a94566804 (patch) | |
| tree | f6292a64d91ed47272c39603a99abd7832fff704 | |
| parent | 20e255110cddf657898f84f9bd82bb1c8463b6aa (diff) | |
| download | plan9front-fcfc849dd5fd121b02c40d744adb109a94566804.tar.xz | |
5e: make sure stack base is aligned to avoid unaligned memory trap on arm
| -rw-r--r-- | sys/src/cmd/5e/proc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/cmd/5e/proc.c b/sys/src/cmd/5e/proc.c index b1ef6dc9b..1ef8d0872 100644 --- a/sys/src/cmd/5e/proc.c +++ b/sys/src/cmd/5e/proc.c @@ -220,7 +220,7 @@ loadtext(char *file, int argc, char **argv) text = newseg(fp.txtaddr - fp.hdrsz, fp.txtsz + fp.hdrsz, SEGTEXT); data = newseg(fp.dataddr, fp.datsz, SEGDATA); bss = newseg(fp.dataddr + fp.datsz, fp.bsssz, SEGBSS); - newseg(mach->utop - STACKSIZE, STACKSIZE, SEGSTACK); + newseg((mach->utop & ~7) - STACKSIZE, STACKSIZE, SEGSTACK); seek(fd, fp.txtoff - fp.hdrsz, 0); if(readn(fd, text->data, fp.txtsz + fp.hdrsz) < fp.txtsz + fp.hdrsz) sysfatal("%r"); |