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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-02 20:12:54 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-02 20:12:54 -0800 |
| commit | 17b02809cfa77abcab155ce3afbb1467e7f0744f (patch) | |
| tree | 4bb7b08fa29e73fb29a8e56fec766643b1eaa82e /arch/powerpc/kernel/crash_dump.c | |
| parent | 9cd02bd876d3b1a5a93f0c9376f578bde03a6b26 (diff) | |
| parent | 0414855fdc4a40da05221fc6062cccbc0c30f169 (diff) | |
| download | op-kernel-dev-17b02809cfa77abcab155ce3afbb1467e7f0744f.zip op-kernel-dev-17b02809cfa77abcab155ce3afbb1467e7f0744f.tar.gz | |
Merge 3.14-rc5 into staging-next
We want those fixes in here
Diffstat (limited to 'arch/powerpc/kernel/crash_dump.c')
| -rw-r--r-- | arch/powerpc/kernel/crash_dump.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c index 11c1d06..7a13f37 100644 --- a/arch/powerpc/kernel/crash_dump.c +++ b/arch/powerpc/kernel/crash_dump.c @@ -98,17 +98,19 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, size_t csize, unsigned long offset, int userbuf) { void *vaddr; + phys_addr_t paddr; if (!csize) return 0; csize = min_t(size_t, csize, PAGE_SIZE); + paddr = pfn << PAGE_SHIFT; - if ((min_low_pfn < pfn) && (pfn < max_pfn)) { - vaddr = __va(pfn << PAGE_SHIFT); + if (memblock_is_region_memory(paddr, csize)) { + vaddr = __va(paddr); csize = copy_oldmem_vaddr(vaddr, buf, csize, offset, userbuf); } else { - vaddr = __ioremap(pfn << PAGE_SHIFT, PAGE_SIZE, 0); + vaddr = __ioremap(paddr, PAGE_SIZE, 0); csize = copy_oldmem_vaddr(vaddr, buf, csize, offset, userbuf); iounmap(vaddr); } |
