Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1387299
| From | Suzuki K Poulose <Suzuki.Poulose@arm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] arm64: fix /proc/cpuinfo for elf32 |
| Date | 2016-04-26 11:30 +0200 |
| Message-ID | <rs7tF-57R-9@gated-at.bofh.it> (permalink) |
| References | <rrFH4-7uo-5@gated-at.bofh.it> <rrKQq-3ck-35@gated-at.bofh.it> <rs0Vb-8eO-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 26/04/16 03:21, Zengtao (B) wrote: > > So you mean the 64-bit grep should see the same cpuinfo as its father process > which is 32-bit? > > For 32-bit process running on 64-bit kernel, we have to explicitly call the personality > syscall to get the right cpuinfo, but how to deal with the old 32-bit binaries? Yes, you could use the syscall to switch the personality. Alternately, you could run "linux32" command to switch the personality to PER_LINUX32 and then execute 64/32 bit applications. Suzuki
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH] arm64: fix /proc/cpuinfo for elf32 Zeng Tao <prime.zeng@huawei.com> - 2016-04-25 05:50 +0200
Re: [PATCH] arm64: fix /proc/cpuinfo for elf32 Catalin Marinas <catalin.marinas@arm.com> - 2016-04-25 11:20 +0200
RE: [PATCH] arm64: fix /proc/cpuinfo for elf32 "Zengtao (B)" <prime.zeng@hisilicon.com> - 2016-04-26 04:30 +0200
Re: [PATCH] arm64: fix /proc/cpuinfo for elf32 Suzuki K Poulose <Suzuki.Poulose@arm.com> - 2016-04-26 11:30 +0200
RE: [PATCH] arm64: fix /proc/cpuinfo for elf32 "Zengtao (B)" <prime.zeng@hisilicon.com> - 2016-04-27 04:20 +0200
Re: [PATCH] arm64: fix /proc/cpuinfo for elf32 Catalin Marinas <catalin.marinas@arm.com> - 2016-04-27 12:30 +0200
csiph-web