- Timestamp:
- 11/21/2023 09:40:52 AM (10 months ago)
- Branches:
- ablfs-more, trunk
- Children:
- 6ffc37b
- Parents:
- 9440e4a
- File:
-
- 1 edited
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Config.in
r9440e4a r10756d0 449 449 menu "Build Settings" 450 450 depends on !BOOK_BLFS 451 452 #--- Parallelism 453 menu "Parallelism settings" 454 if HAVE_NPROC 455 config ALL_CORES 456 bool "Use all cores as in new books (say n for old books)" 457 default y 458 help 459 Use book instructions as written for parallelism since version 460 r12.0-87 included. If you answer no, then jhalfs will fall back 461 to a static number of cores, defined below. If you answer y, and 462 your system supports it, you'll be asked for a cpu set to use. 463 There is no detection of book version. If the book version 464 is lower than r12.0-87, say no! 465 466 if ALL_CORES && HAVE_CGROUP 467 config CPUSET 468 string "set of cpus to use, or 'all' for all cpus" 469 default "all" 470 help 471 See "List format" in cpuset(7). Choosing cpus depend 472 on the topology of your processors. Sometimes two 473 hyperthreads on the same core are numbered consecutively. 474 For example for using all cores and no hyperthreading on 475 a Haswell, use "0,2,4,6". Other brands may have a different 476 topology, and may require e.g. "0-3" to use the first 4 cores. 477 If not sure, keep the default. 478 endif 479 480 endif # HAVE_NPROC 481 if !HAVE_NPROC 482 config ALL_CORES 483 bool 484 default n 485 endif 486 487 config N_PARALLEL 488 int "Number of parallel `make' jobs" 489 depends on !ALL_CORES 490 default 1 491 help 492 #-- The usual recommandation is (number of CPU cores)+1 493 # Do not set for meaningful SBU calculations. 494 495 config REALSBU 496 bool "Build Binutils pass1 without parallelism (Real SBU)" 497 default n 498 help 499 #-- Use -j1 in make invokation for Binutils pass1 to 500 # get a valid SBU value. 501 endmenu # parallelism 451 502 452 503 #--- Test Suites … … 759 810 depends on !BOOK_BLFS 760 811 761 #--- Parallelism762 menu "Parallelism settings"763 if HAVE_NPROC764 config ALL_CORES765 bool "Use all cores as in new books (say n for old books)"766 default y767 help768 Use book instructions as written for parallelism since version769 r12.0-87 included. If you answer no, then jhalfs will fall back770 to a static number of cores, defined below. If you answer y, and771 your system supports it, you'll be asked for a cpu set to use.772 There is no detection of book version. If the book version773 is lower than r12.0-87, say no!774 775 if ALL_CORES && HAVE_CGROUP776 config CPUSET777 string "set of cpus to use, or 'all' for all cpus"778 default "all"779 help780 See "List format" in cpuset(7). Choosing cpus depend781 on the topology of your processors. Sometimes two782 hyperthreads on the same core are numbered consecutively.783 For example for using all cores and no hyperthreading on784 a Haswell, use "0,2,4,6". Other brands may have a different785 topology, and may require e.g. "0-3" to use the first 4 cores.786 If not sure, keep the default.787 endif788 789 endif # HAVE_NPROC790 if !HAVE_NPROC791 config ALL_CORES792 bool793 default n794 endif795 796 config N_PARALLEL797 int "Number of parallel `make' jobs"798 depends on !ALL_CORES799 default 1800 help801 #-- The usual recommandation is (number of CPU cores)+1802 # Do not set for meaningful SBU calculations.803 804 config REALSBU805 bool "Build Binutils pass1 without parallelism (Real SBU)"806 default n807 help808 #-- Use -j1 in make invokation for Binutils pass1 to809 # get a valid SBU value.810 endmenu # parallelism811 812 812 #--- Optimizations 813 813 config CONFIG_OPTIMIZE
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