Re: [Y2038] [PATCH v2 07/29] ARM: add kexec_file_load system call number

On Fri, Jan 25, 2019 at 03:43:59PM +0000, Catalin Marinas wrote:

On Fri, Jan 18, 2019 at 05:18:13PM +0100, Arnd Bergmann wrote:

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diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl index 86de9eb34296..20ed7e026723 100644 --- a/arch/arm/tools/syscall.tbl +++ b/arch/arm/tools/syscall.tbl @@ -415,3 +415,4 @@ 398 common rseq sys_rseq 399 common io_pgetevents sys_io_pgetevents 400 common migrate_pages sys_migrate_pages +401 common kexec_file_load sys_kexec_file_load

I presume on arm32 this would still return -ENOSYS.

Yes, I already checked. If CONFIG_KEXEC_FILE is not set, then kernel/kexec_file.c is not built, and we fall back to the stub in kernel/sys_ni.c.