Messages in this thread Patch in this message | | | Subject | [PATCH] ppc64: PCI ignores empty phb regions | From | Benjamin Herrenschmidt <> | Date | Tue, 26 Oct 2004 14:21:49 +1000 |
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Hi !
The ppc64 PCI code, when parsing the OF tree, may end up getting empty regions in addition to the "normal" ones for the PHB (some pSeries OF device-tree contains weird "ranges" properties). These are harmless but do trigger some annoying warnings during boot, so let's ignore them.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Index: linux-work/arch/ppc64/kernel/pci.c =================================================================== --- linux-work.orig/arch/ppc64/kernel/pci.c 2004-10-25 21:58:12.000000000 +1000 +++ linux-work/arch/ppc64/kernel/pci.c 2004-10-26 14:18:54.171775248 +1000 @@ -654,6 +654,8 @@ cpu_phys_addr = cpu_phys_addr << 32 | ranges[4]; size = (unsigned long)ranges[na+3] << 32 | ranges[na+4]; + if (size == 0) + continue; switch ((ranges[0] >> 24) & 0x3) { case 1: /* I/O space */ hose->io_base_phys = cpu_phys_addr;
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