> Hrm, so re my comment on 5/5 are you trying to use the "try to open" as > a timer to see what our start time is? > > I think probably not, in which case this whole variable flip-around is > something we won't need. > > But if we do actually need it perhaps a sub-region for the timing? By the way, I think it will be better replace "try to open" with the bitmap name so we can also know about what kind of bitmap we are opening by filename. Before: 19:38:43.008724 pack-bitmap.c:536 | d0 | main | region_enter | r0 | 0.001160 | | pack-bitmap | label:open_bitmap 19:38:43.008738 pack-bitmap.c:390 | d0 | main | data | r0 | 0.001173 | 0.000013 | bitmap | ..try to open bitmap:/home/tenglong.tl/test/dyrone/.git/objects/pack/pack-2d1b3f749fb859b874710e33263d0847ef009e03.bitmap 19:38:43.008754 pack-bitmap.c:543 | d0 | main | region_leave | r0 | 0.001191 | 0.000031 | pack-bitmap | label:open_bitmap After: 19:38:43.008724 pack-bitmap.c:536 | d0 | main | region_enter | r0 | 0.001160 | | pack-bitmap | label:open_bitmap 19:38:43.008738 pack-bitmap.c:390 | d0 | main | data | r0 | 0.001173 | 0.000013 | bitmap | ../home/tenglong.tl/test/dyrone/.git/objects/pack/pack-2d1b3f749fb859b874710e33263d0847ef009e03.bitmap 19:38:43.008754 pack-bitmap.c:543 | d0 | main | region_leave | r0 | 0.001191 | 0.000031 | pack-bitmap | label:open_bitmap Thanks.