194836 2019-02-19 15:29:33 -0800 [bmalloc] bmalloc::Heap is allocated even though we use system malloc mode 2019-02-20 16:04:40 -0800 1 1 1 Unclassified WebKit bmalloc WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 ysuzuki ysuzuki ggaren keith_miller mark.lam msaboff saam webkit-bug-importer oldest_to_newest 1507880 0 ysuzuki 2019-02-19 15:29:33 -0800 ... 1508001 1 362481 ysuzuki 2019-02-19 21:22:10 -0800 Created attachment 362481 Patch 1508004 2 362482 ysuzuki 2019-02-19 21:43:56 -0800 Created attachment 362482 Patch 1508006 3 362482 mark.lam 2019-02-19 22:04:41 -0800 Comment on attachment 362482 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=362482&action=review r=me. Can you run PerformanceTests/MallocBench just to be sure that there's no significant perf difference? > Source/bmalloc/bmalloc/bmalloc.cpp:71 > + { > + std::unique_lock<Mutex> lock(Heap::mutex()); > + result = heap.tryAllocateLarge(lock, alignment, size); > + if (result) { > + // Don't track this as dirty memory that dictates how we drive the scavenger. > + // FIXME: We should make it so that users of this API inform bmalloc which > + // pages they dirty: > + // https://bugs.webkit.org/show_bug.cgi?id=184207 > + heap.externalDecommit(lock, result, size); > + } > } No need to indent one more level here. You're already inside a scope unlike before. 1508311 4 362482 ysuzuki 2019-02-20 15:39:20 -0800 Comment on attachment 362482 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=362482&action=review I ran MallocBench and it was performance neutral. >> Source/bmalloc/bmalloc/bmalloc.cpp:71 >> } > > No need to indent one more level here. You're already inside a scope unlike before. Fixed, thanks. 1508325 5 ysuzuki 2019-02-20 16:03:27 -0800 Committed r241847: <https://trac.webkit.org/changeset/241847> 1508326 6 webkit-bug-importer 2019-02-20 16:04:40 -0800 <rdar://problem/48256231> 362481 2019-02-19 21:22:10 -0800 2019-02-19 21:43:55 -0800 Patch bug-194836-20190219212209.patch text/plain 23598 ysuzuki U3VidmVyc2lvbiBSZXZpc2lvbjogMjQxNzg5CmRpZmYgLS1naXQgYS9Tb3VyY2UvYm1hbGxvYy9D aGFuZ2VMb2cgYi9Tb3VyY2UvYm1hbGxvYy9DaGFuZ2VMb2cKaW5kZXggZmY5YTg4YTY5ZWM1Y2Rj YmIwNTE0MjViYjQwODE0MTRlNTI1ZjY5OS4uY2FjZDAyNTVkNTE5MDg4NTRmNDc4YWJmM2JhZmFj ODExOTIyZWVjYiAxMDA2NDQKLS0tIGEvU291cmNlL2JtYWxsb2MvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9ibWFsbG9jL0NoYW5nZUxvZwpAQCAtMSwzICsxLDcxIEBACisyMDE5LTAyLTE5ICBZdXN1 a2UgU3V6dWtpICA8eXN1enVraUBhcHBsZS5jb20+CisKKyAgICAgICAgW2JtYWxsb2NdIGJtYWxs b2M6OkhlYXAgaXMgYWxsb2NhdGVkIGV2ZW4gdGhvdWdoIHdlIHVzZSBzeXN0ZW0gbWFsbG9jIG1v ZGUKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTE5NDgz 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