Re: [PATCHv4] x86/kdump: bugfix, make the behavior of crashkernel=X consistent with kaslr

2019-01-07 Thread Pingfan Liu
On Fri, Jan 4, 2019 at 5:43 PM Baoquan He wrote: > > On 01/04/19 at 04:39pm, Pingfan Liu wrote: > > Customer reported a bug on a high end server with many pcie devices, where > > kernel bootup with crashkernel=384M, and kaslr is enabled. Even > > though we still see much memory under 896 MB, the

Re: [PATCHv4] x86/kdump: bugfix, make the behavior of crashkernel=X consistent with kaslr

2019-01-04 Thread Baoquan He
On 01/04/19 at 04:39pm, Pingfan Liu wrote: > Customer reported a bug on a high end server with many pcie devices, where > kernel bootup with crashkernel=384M, and kaslr is enabled. Even > though we still see much memory under 896 MB, the finding still failed > intermittently. Because currently we

[PATCHv4] x86/kdump: bugfix, make the behavior of crashkernel=X consistent with kaslr

2019-01-04 Thread Pingfan Liu
Customer reported a bug on a high end server with many pcie devices, where kernel bootup with crashkernel=384M, and kaslr is enabled. Even though we still see much memory under 896 MB, the finding still failed intermittently. Because currently we can only find region under 896 MB, if w/0 ',high'