diff options
| author | Anton Blanchard <anton@samba.org> | 2013-12-12 08:59:35 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-13 08:48:34 +0400 |
| commit | 01666c8ee2b6afcd31de2064fbb7c097a75e5089 (patch) | |
| tree | 466b1b8e114dcd7912389f1d165c4b4a38fc768f /arch/powerpc/kernel | |
| parent | 36aa1b180e7398e2bd27642760bfaa4ad8c65ab6 (diff) | |
| download | linux-01666c8ee2b6afcd31de2064fbb7c097a75e5089.tar.xz | |
powerpc: Fix endian issue in setup-common.c
During on LE boot we see:
Partition configured for 1073741824 cpus, operating system maximum is 2048.
Clearly missing a byteswap here.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/setup-common.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index febc80445d25..bc76cc6b419c 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -479,7 +479,7 @@ void __init smp_setup_cpu_maps(void) if (machine_is(pseries) && firmware_has_feature(FW_FEATURE_LPAR) && (dn = of_find_node_by_path("/rtas"))) { int num_addr_cell, num_size_cell, maxcpus; - const unsigned int *ireg; + const __be32 *ireg; num_addr_cell = of_n_addr_cells(dn); num_size_cell = of_n_size_cells(dn); @@ -489,7 +489,7 @@ void __init smp_setup_cpu_maps(void) if (!ireg) goto out; - maxcpus = ireg[num_addr_cell + num_size_cell]; + maxcpus = be32_to_cpup(ireg + num_addr_cell + num_size_cell); /* Double maxcpus for processors which have SMT capability */ if (cpu_has_feature(CPU_FTR_SMT)) |