3 ms·

looks like they just use system malloc: https://chromium.googlesource.com/chromium/src/base/+/master/allocator/README.md https://chromium.googlesource.com/chrom

• garaetjjte 4y ago
  This document is outdated, PartitionAlloc is used for all allocations now: https://chromium.googlesource.com/chromium/src/+/ec6b52f91a4cfa3fe28fd7cf2c3662efb1d55235 https://chromium.googlesource.com/chromium/src/+/ec6b52f91a4... It uses plain os_unfair_lock: https://chromium.googlesource.com/chromium/src.git/+/refs/heads/main/base/allocator/partition_allocator/spinning_mutex.h#51 https://chromium.googlesource.com/chromium/src.git/+/refs/he... EDIT: It also combines os_unfair_lock with manual PAUSE spinning.