Messages in this thread | | | Date | Fri, 30 Mar 2018 08:27:52 +0200 | From | Simon Horman <> | Subject | Re: [PATCH] powerpc: kexec_file: Fix error code when trying to load kdump kernel |
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On Thu, Mar 29, 2018 at 04:05:43PM -0300, Thiago Jung Bauermann wrote: > kexec_file_load() on powerpc doesn't support kdump kernels yet, so it > returns -ENOTSUPP in that case. > > I've recently learned that this errno is internal to the kernel and isn't > supposed to be exposed to userspace. Therefore, change to -EOPNOTSUPP which > is defined in an uapi header. > > This does indeed make kexec-tools happier. Before the patch, on ppc64le: > > # ~bauermann/src/kexec-tools/build/sbin/kexec -s -p /boot/vmlinuz > kexec_file_load failed: Unknown error 524 > > After the patch: > > # ~bauermann/src/kexec-tools/build/sbin/kexec -s -p /boot/vmlinuz > kexec_file_load failed: Operation not supported > > Fixes: a0458284f062 ("powerpc: Add support code for kexec_file_load()") > Reported-by: Dave Young <dyoung@redhat.com> > Signed-off-by: Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
Reviewed-by: Simon Horman <horms@verge.net.au>
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