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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2023-02-15 10:11:00 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2023-02-15 10:11:00 +0100
commit2fa00abdeb16e50dd3e98674784c9bd37a173926 (patch)
treee06dfda738b977cf5af1253bfa1ce44bbc262276 /kern/lock.c
parent66a3231294db21599b44a8f6e157f4d0ea72c86a (diff)
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pmap: Fix busy loop waiting for pmap users
We need to avoid the kernel optimizing away the read from pmap->cpus_using. Use a standard relaxing instruction for that.
Diffstat (limited to 'kern/lock.c')
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