diff options
| author | aiju <devnull@localhost> | 2017-06-13 00:10:36 +0000 |
|---|---|---|
| committer | aiju <devnull@localhost> | 2017-06-13 00:10:36 +0000 |
| commit | 13869bab113881f28ac72de7d8a68bb8bb5d9c38 (patch) | |
| tree | 932d35a419a30348a02771509208c0b9292978a5 /sys/src/9/pc/dat.h | |
| parent | e8082c1d1f09c04afb399ecdd63a79446e3bc390 (diff) | |
pc/pc64: keep shadow copy of DR7 in Mach and use that to check whether we need to reset DR7 in procsave(); remove superfluous reset of DR7 in mmurelease()
Diffstat (limited to 'sys/src/9/pc/dat.h')
| -rw-r--r-- | sys/src/9/pc/dat.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/src/9/pc/dat.h b/sys/src/9/pc/dat.h index 14f406389..452b613da 100644 --- a/sys/src/9/pc/dat.h +++ b/sys/src/9/pc/dat.h @@ -258,6 +258,8 @@ struct Mach uvlong tscticks; int pdballoc; int pdbfree; + + u32int dr7; /* shadow copy of dr7 */ int stack[1]; }; |