Commit 730cf27246225d56ca1603b2f3c4fdbf882d4e51
Committed by
Ingo Molnar
Ingo Molnar
1 parent
6bdf197b04
Exists in
master
and in
4 other branches
x86: enable cpus display of kernel_max and offlined cpus
Impact: enables /sys/devices/system/cpu/{kernel_max,offline} user interface
By setting total_cpus, the drivers/base/cpu.c will display the
values of kernel_max (NR_CPUS-1) and the offlined cpu map.
Signed-off-by: Mike Travis <travis@sgi.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Showing 1 changed file with 2 additions and 0 deletions Side-by-side Diff
arch/x86/kernel/smpboot.c
| ... | ... | @@ -1298,6 +1298,8 @@ |
| 1298 | 1298 | else |
| 1299 | 1299 | possible = setup_possible_cpus; |
| 1300 | 1300 | |
| 1301 | + total_cpus = max_t(int, possible, num_processors + disabled_cpus); | |
| 1302 | + | |
| 1301 | 1303 | if (possible > CONFIG_NR_CPUS) { |
| 1302 | 1304 | printk(KERN_WARNING |
| 1303 | 1305 | "%d Processors exceeds NR_CPUS limit of %d\n", |