diff for duplicates of <537D58AF.4080404@huawei.com> diff --git a/a/1.txt b/N1/1.txt index ad5b68e..56a9fc6 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -18,7 +18,7 @@ On 2014/5/20 11:22, Wang Nan wrote: >>> For example: >>> >>> For a platform with SECTION_SIZE_BITS == 28 (256MiB) and ->>> crashkernel=128M@0x28000000 in kernel cmdline, the second +>>> crashkernel=128M at 0x28000000 in kernel cmdline, the second >>> kernel is loaded at 0x28000000. Kexec puts elfcorehdr at >>> 0x2ff00000, and passes 'elfcorehdr=0x2ff00000 mem=130048K' to >>> second kernel. When second kernel start, it tries to use @@ -42,7 +42,7 @@ On 2014/5/20 11:22, Wang Nan wrote: > Limitation 1: crash kernel reservation kernel must be aligned with 0x08000000 (128MiB). > > This is because zImage determine final kernel address by (pc & 0xf8000000). If, -> for example, set crashkernel=64M@0x29000000, then the second kernel itself +> for example, set crashkernel=64M at 0x29000000, then the second kernel itself > overwrites first kernel's memory. We'll lost some memory in /proc/vmcore. > > Limitation 2: crash kernel must resides in different section with the first kernel. @@ -58,7 +58,7 @@ On 2014/5/20 11:22, Wang Nan wrote: > simply uses the last 1MiB for it. The second kernel use ioremap to access it, force > the header be put in another section. > -> In realview board, the only possible correct setting should be 'crashkernel=257M@0x20000000'. +> In realview board, the only possible correct setting should be 'crashkernel=257M at 0x20000000'. > However, realview has only 1GiB memory, crash kernel consumes a quarter plus 1MiB. In addition, even > set this parameter, crash kernel is still unusable because: > @@ -71,13 +71,6 @@ On 2014/5/20 11:22, Wang Nan wrote: > > _______________________________________________ > kexec mailing list -> kexec@lists.infradead.org +> kexec at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/kexec -> - - - -_______________________________________________ -kexec mailing list -kexec@lists.infradead.org -http://lists.infradead.org/mailman/listinfo/kexec +> diff --git a/a/content_digest b/N1/content_digest index 9eb3584..ab0c25b 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -1,16 +1,10 @@ "ref\01400464443-34816-1-git-send-email-wangnan0@huawei.com\0" "ref\020140519160947.GM15130@arm.com\0" "ref\0537ACA76.3090700@huawei.com\0" - "From\0Wang Nan <wangnan0@huawei.com>\0" - "Subject\0Re: [PATCH Resend] ARM: kdump: makes second kernel use strict pfn_valid\0" + "From\0wangnan0@huawei.com (Wang Nan)\0" + "Subject\0[PATCH Resend] ARM: kdump: makes second kernel use strict pfn_valid\0" "Date\0Thu, 22 May 2014 09:53:51 +0800\0" - "To\0Will Deacon <will.deacon@arm.com>\0" - "Cc\0linux@arm.linux.org.uk <linux@arm.linux.org.uk>" - kexec@lists.infradead.org <kexec@lists.infradead.org> - Geng Hui <hui.geng@huawei.com> - Simon Horman <horms@verge.net.au> - Andrew Morton <akpm@linux-foundation.org> - " linux-arm-kernel@lists.infradead.org <linux-arm-kernel@lists.infradead.org>\0" + "To\0linux-arm-kernel@lists.infradead.org\0" "\00:1\0" "b\0" "Hi Will,\n" @@ -33,7 +27,7 @@ ">>> For example:\n" ">>>\n" ">>> For a platform with SECTION_SIZE_BITS == 28 (256MiB) and\n" - ">>> crashkernel=128M@0x28000000 in kernel cmdline, the second\n" + ">>> crashkernel=128M at 0x28000000 in kernel cmdline, the second\n" ">>> kernel is loaded at 0x28000000. Kexec puts elfcorehdr at\n" ">>> 0x2ff00000, and passes 'elfcorehdr=0x2ff00000 mem=130048K' to\n" ">>> second kernel. When second kernel start, it tries to use\n" @@ -57,7 +51,7 @@ "> Limitation 1: crash kernel reservation kernel must be aligned with 0x08000000 (128MiB).\n" "> \n" "> This is because zImage determine final kernel address by (pc & 0xf8000000). If,\n" - "> for example, set crashkernel=64M@0x29000000, then the second kernel itself\n" + "> for example, set crashkernel=64M at 0x29000000, then the second kernel itself\n" "> overwrites first kernel's memory. We'll lost some memory in /proc/vmcore.\n" "> \n" "> Limitation 2: crash kernel must resides in different section with the first kernel.\n" @@ -73,7 +67,7 @@ "> simply uses the last 1MiB for it. The second kernel use ioremap to access it, force\n" "> the header be put in another section.\n" "> \n" - "> In realview board, the only possible correct setting should be 'crashkernel=257M@0x20000000'.\n" + "> In realview board, the only possible correct setting should be 'crashkernel=257M at 0x20000000'.\n" "> However, realview has only 1GiB memory, crash kernel consumes a quarter plus 1MiB. In addition, even\n" "> set this parameter, crash kernel is still unusable because:\n" "> \n" @@ -86,15 +80,8 @@ "> \n" "> _______________________________________________\n" "> kexec mailing list\n" - "> kexec@lists.infradead.org\n" + "> kexec at lists.infradead.org\n" "> http://lists.infradead.org/mailman/listinfo/kexec\n" - "> \n" - "\n" - "\n" - "\n" - "_______________________________________________\n" - "kexec mailing list\n" - "kexec@lists.infradead.org\n" - http://lists.infradead.org/mailman/listinfo/kexec + > -8714af153fd790466a95945ba6da354469bb9c657d4b6f8490cab445a916bc75 +559428f9dcdf3eecaae7006d43aac481947f179c84c670b1c5b7fca1671434e8
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