On Wed, Jun 21, 2023 at 12:20 PM Anthony PERARD <anthony.per...@citrix.com> wrote: > > Defining ARCH and SRCARCH later in xen/Makefile allows to switch to > immediate evaluation variable type. > > ARCH and SRCARCH depends on value defined in Config.mk and aren't used > TARGET_SUBARCH or TARGET_ARCH, and not before it's needed in a > sub-make or a rule. > > This will help reduce the number of times the shell rune is been > run. > > With GNU make 4.4, the number of execution of the command present in > these $(shell ) increased greatly. This is probably because as of make > 4.4, exported variable are also added to the environment of $(shell ) > construct. > > Also, `make -d` shows a lot of these: > Makefile:39: not recursively expanding SRCARCH to export to shell function > Makefile:38: not recursively expanding ARCH to export to shell function > > Reported-by: Jason Andryuk <jandr...@gmail.com> > Signed-off-by: Anthony PERARD <anthony.per...@citrix.com>
Tested-by: Jason Andryuk <jandr...@gmail.com> Things are back to normal speed - Thanks a lot! -Jason
