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authorTom Lendacky <[email protected]>2017-07-17 16:10:17 -0500
committerIngo Molnar <[email protected]>2017-07-18 11:38:02 +0200
commit5997efb967565e858259401af394e8449629c1f0 (patch)
tree01bbdffd40a1fe0a4e27b625b7fab5afe1b69509 /drivers/fpga/fpga-bridge.c
parent8f716c9b5febf6ed0f5fedb7c9407cd0c25b2796 (diff)
x86/boot: Use memremap() to map the MPF and MPC data
The SMP MP-table is built by UEFI and placed in memory in a decrypted state. These tables are accessed using a mix of early_memremap(), early_memunmap(), phys_to_virt() and virt_to_phys(). Change all accesses to use early_memremap()/early_memunmap(). This allows for proper setting of the encryption mask so that the data can be successfully accessed when SME is active. Signed-off-by: Tom Lendacky <[email protected]> Reviewed-by: Thomas Gleixner <[email protected]> Reviewed-by: Borislav Petkov <[email protected]> Cc: Alexander Potapenko <[email protected]> Cc: Andrey Ryabinin <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Brijesh Singh <[email protected]> Cc: Dave Young <[email protected]> Cc: Dmitry Vyukov <[email protected]> Cc: Jonathan Corbet <[email protected]> Cc: Konrad Rzeszutek Wilk <[email protected]> Cc: Larry Woodman <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Matt Fleming <[email protected]> Cc: Michael S. Tsirkin <[email protected]> Cc: Paolo Bonzini <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Radim Krčmář <[email protected]> Cc: Rik van Riel <[email protected]> Cc: Toshimitsu Kani <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Link: http://lkml.kernel.org/r/d9464b0d7c861021ed8f494e4a40d6cd10f1eddd.1500319216.git.thomas.lendacky@amd.com Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'drivers/fpga/fpga-bridge.c')
0 files changed, 0 insertions, 0 deletions