diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-16 09:47:43 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-16 09:47:43 -0800 |
| commit | eef70b217a7ab46e8e0cf75982ad75d8305d5591 (patch) | |
| tree | 85d34903a74f2581ac0e67d8e16e5c02855f37cd /arch | |
| parent | c095adbc211f9f4e990eac7d6cb440de35e4f05f (diff) | |
| parent | 23e0e8afafd9ac065d81506524adf3339584044b (diff) | |
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
powerpc/cell/axon-msi: Fix MSI after kexec
powerpc: Fix bootmem reservation on uninitialized node
powerpc: Check for valid hugepage size in hugetlb_get_unmapped_area
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/mm/numa.c | 16 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/axon_msi.c | 3 |
3 files changed, 17 insertions, 5 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 7bbf4e4ed43..f0c3b88d50f 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -507,6 +507,9 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr, { struct hstate *hstate = hstate_file(file); int mmu_psize = shift_to_mmu_psize(huge_page_shift(hstate)); + + if (!mmu_huge_psizes[mmu_psize]) + return -EINVAL; return slice_get_unmapped_area(addr, len, flags, mmu_psize, 1, 0); } diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index a8397bbad3d..cf81049e1e5 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -901,10 +901,17 @@ static void mark_reserved_regions_for_nid(int nid) if (end_pfn > node_ar.end_pfn) reserve_size = (node_ar.end_pfn << PAGE_SHIFT) - (start_pfn << PAGE_SHIFT); - dbg("reserve_bootmem %lx %lx nid=%d\n", physbase, - reserve_size, node_ar.nid); - reserve_bootmem_node(NODE_DATA(node_ar.nid), physbase, - reserve_size, BOOTMEM_DEFAULT); + /* + * Only worry about *this* node, others may not + * yet have valid NODE_DATA(). + */ + if (node_ar.nid == nid) { + dbg("reserve_bootmem %lx %lx nid=%d\n", + physbase, reserve_size, node_ar.nid); + reserve_bootmem_node(NODE_DATA(node_ar.nid), + physbase, reserve_size, + BOOTMEM_DEFAULT); + } /* * if reserved region is contained in the active region * then done. @@ -929,7 +936,6 @@ static void mark_reserved_regions_for_nid(int nid) void __init do_init_bootmem(void) { int nid; - unsigned int i; min_low_pfn = 0; max_low_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT; diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c index 442cf36aa17..0ce45c2b42f 100644 --- a/arch/powerpc/platforms/cell/axon_msi.c +++ b/arch/powerpc/platforms/cell/axon_msi.c @@ -413,6 +413,9 @@ static int axon_msi_probe(struct of_device *device, MSIC_CTRL_IRQ_ENABLE | MSIC_CTRL_ENABLE | MSIC_CTRL_FIFO_SIZE); + msic->read_offset = dcr_read(msic->dcr_host, MSIC_WRITE_OFFSET_REG) + & MSIC_FIFO_SIZE_MASK; + device->dev.platform_data = msic; ppc_md.setup_msi_irqs = axon_msi_setup_msi_irqs; |