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authorClaudio Carvalho <cclaudio@linux.ibm.com>2019-08-29 12:50:20 -0300
committerMichael Ellerman <mpe@ellerman.id.au>2019-08-30 09:40:15 +1000
commit70ed86f4de5bd74dd2d884dcd2f3275c4cfe665f (patch)
tree65d5e98e0364848fb3fa3006dffb57ca0d0bdfc4 /Documentation/powerpc
parenta102f139aac54689eeb05883952742ae780159f3 (diff)
powerpc: Add PowerPC Capabilities ELF note
Add the PowerPC name and the PPC_ELFNOTE_CAPABILITIES type in the kernel binary ELF note. This type is a bitmap that can be used to advertise kernel capabilities to userland. This patch also defines PPCCAP_ULTRAVISOR_BIT as being the bit zero. Suggested-by: Paul Mackerras <paulus@ozlabs.org> Signed-off-by: Claudio Carvalho <cclaudio@linux.ibm.com> [ maxiwell: Define the 'PowerPC' type in the elfnote.h ] Signed-off-by: Maxiwell S. Garcia <maxiwell@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20190829155021.2915-2-maxiwell@linux.ibm.com
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