Messages in this thread | | | Date | Thu, 21 Jan 2010 00:12:20 +0100 | From | Jiri Slaby <> | Subject | Re: [PATCH] bootmem: avoid DMA32 zone by default |
| |
On 01/20/2010 11:53 PM, Johannes Weiner wrote: > I cc'd stable because this affects already released kernels. But since this is > the first report of DMA32 memory exhaustion through bootmem that I hear of,
Just for how the setup look like: 128G of RAM, flat mapping sizeof(struct page)=56 0-1.75G mem_map 1.75-2G vfs caches, console and others. initrd reservation 2-4G reserved by BIOS
Kernel panics with out of memory when swiotlb tries to allocate 64M of "low" bootmem.
-- js suse labs
| |