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dd2384a75d
Adding software workaround for LLOCK/SCOND livelock Fallout of a recent pt_regs update -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJVxG0RAAoJEGnX8d3iisJe0icP/1LHI7JqO9Th52cob6aYfcC/ Xi5LLQTTEz/68cvXHxYZo/wfaj+lZQL7YlugIHhnJfbbyXrnimoP+ljZY4VGnEfl F1g7dtltxVMZ7eB4/o9QsfT6ChwC5QvuHkKh+tTo8ZJ3YrU+jRwfQtPWrL/+cRnH U1U0dgmoU4gw5sP9+pPqcCS9qsw6ODjvFXP5QdbegTEqbLrkG77aqEaHD0WoUfKJ dgmluwYYRonMc1LTapNH7JeoNff5GPNDawItviuZ4tO/fPelNsujN5CYnro6thtp EKY1LHWicohVOJJ9PBYHb+4Th/taMYCYHWt9y/nkI860Jj9meq3PDM53iNvSJ71p 9pU8Mung7jcN6HLCpdUB3jEQKAkX/a2hOqvWqqYuSbzBUq29HdsJUFMleCnQO4Mj E4eJfe0keSMKk3WOS3tlwp2KDHN1JKMfYaqBJtbYSnlhI/cHAsF9yLOjLV5adc+b vHglS5x7H4YxqPbiUPlDZv2Q7OD4P32wRpCTxOYynCtWZalSQ++2e2enVL3oCy7l e0fT04dYndhy7vfI+YCpu4dRUBRin65klrP11damhlJgF3u7RudoJC8s71SMJqs4 +TQsuhCz5oQZty8+mPbSilCa3FZNSSlWe4tHk/F5xQ/BASXtq5m8lb9Z1SllUbKu +d0xcKVIDFaDTU9keHm6 =gFBX -----END PGP SIGNATURE----- Merge tag 'arc-v4.2-rc6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc Pull ARC fixes from Vineet Gupta: "Here's a late pull request for accumulated ARC fixes which came out of extended testing of the new ARCv2 port with LTP etc. llock/scond livelock workaround has been reviewed by PeterZ. The changes look a lot but I've crafted them into finer grained patches for better tracking later. I have some more fixes (ARC Futex backend) ready to go but those will have to wait for tglx to return from vacation. Summary: - Enable a reduced config of HS38 (w/o div-rem, ll64...) - Add software workaround for LLOCK/SCOND livelock - Fallout of a recent pt_regs update" * tag 'arc-v4.2-rc6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: ARCv2: spinlock/rwlock/atomics: reduce 1 instruction in exponential backoff ARC: Make pt_regs regs unsigned ARCv2: spinlock/rwlock: Reset retry delay when starting a new spin-wait cycle ARCv2: spinlock/rwlock/atomics: Delayed retry of failed SCOND with exponential backoff ARC: LLOCK/SCOND based rwlock ARC: LLOCK/SCOND based spin_lock ARC: refactor atomic inline asm operands with symbolic names Revert "ARCv2: STAR 9000837815 workaround hardware exclusive transactions livelock" ARCv2: [axs103_smp] Reduce clk for Quad FPGA configs ARCv2: Fix the peripheral address space detection ARCv2: allow selection of page size for MMUv4 ARCv2: lib: memset: Don't assume 64-bit load/stores ARCv2: lib: memcpy: Missing PREFETCHW ARCv2: add knob for DIV_REV in Kconfig ARC/time: Migrate to new 'set-state' interface |
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