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sys_spu Fixup after #6864 #6917
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I updated spu_channel_4_t::clear to be thread-safe outside the mutex. |
elad335
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Oct 29, 2019
Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917.
elad335
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Oct 29, 2019
Fixes a possible unintended state (overriding last element with 0) by clearing last element before zeroing count. (race between the exiting thread and the one calls sys_spu_thread_write_mb). Regressed by RPCS3#6917.
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elad335
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Oct 31, 2019
* Make spu_channel_4_t::clear() atomic: Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917. * Optimize push() to use vectorization and less atomic instructions. * Optimize try_pop() to use less atomic instructions
elad335
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Oct 31, 2019
* Make spu_channel_4_t::clear() atomic: Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917. * Optimize push() to use vectorization and less atomic instructions. * Optimize try_pop() to use less atomic instructions
elad335
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Oct 31, 2019
* Make spu_channel_4_t::clear() atomic: Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917. * Optimize push() to use vectorization and less atomic instructions. * Optimize try_pop() to use less atomic instructions
elad335
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Oct 31, 2019
* Make spu_channel_4_t::clear() atomic: Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917. * Optimize push() to use vectorization and less atomic instructions. * Optimize try_pop() to use less atomic instructions
elad335
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Nov 1, 2019
Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917.
elad335
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Dec 6, 2019
Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917.
elad335
added a commit
to elad335/rpcs3
that referenced
this pull request
Dec 31, 2019
Clear the last value before zeroing count, fixes a rare race introduced by RPCS3#6917.
elad335
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Dec 31, 2019
By removing separate value3 write, fixes a rare race introduced by RPCS3#6917.
Nekotekina
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Dec 31, 2019
By removing separate value3 write, fixes a rare race introduced by #6917.
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must be cleared for each thread separerately.