Diff for /wikisrc/releng/netbsd9.mdwn between versions 1.5 and 1.64

version 1.5, 2018/08/03 01:06:33 version 1.64, 2019/12/27 21:04:14
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 ## PRs worth fixing  ## PRs worth fixing
   
 * TBD  (carried over unclosed PRs from [[netbsd8]])
   
   * ~~[[!template id=pr number=53053]]: non-MULTIPROCESSOR hangs building Go~~ (still reproducable with newer go?)  
     [[!template id=pr number=53173]]: "go test net/http" locks up the machine (both PRs tied /!\ )
   * ~~[[!template id=pr number=53016]]: Clock not stable /!\~~
   * ~~[[!template id=pr number=53017]]: Kernel panics every now and then with "fpusave_lwp: did not" message~~
   * [[!template id=pr number=53155]]: Wedge after <12h uptime when >2 bnx network interfaces in use /!\
   * ~~[[!template id=pr number=53161]]: ATF test runs leave a rump_server process around~~
   * ~~[[!template id=pr number=53286]]: hdaudio(4), iwm(4) and rtsx(4) detections fail in UEFI case /!\~~
   * [[!template id=pr number=53291]]: GPT prevents installation
   
   Regression since [[netbsd8]]:
   
   * [[!template id=pr number=53128]]: Boot says "default boot twice, skipping..."
   * ~~[[!template id=pr number=54074]]: Test cases ending in 32 fail on sparc64 since jemalloc update~~
   * ~~[[!template id=pr number=54089]]: vax installer does not boot (init dies)~~
   * ~~[[!template id=pr number=54093]]: Recent test regressions on sparc~~
   * [[!template id=pr number=54300]]: lib/libutil/t_snprintb test regression on sparc
   * [[!template id=pr number=54345]]: kernel diagnostic assertion "xfer != NULL" in wdc.c
   * ~~[[!template id=pr number=54503]]: Panic during attaching nvme(4) when # of logical CPUs >= 32 ? /!\~~
   * [[!template id=pr number=54727]]: writing a large file causes unreasonable system behaviour (may not be a regression, but became more noticable with -9)
   * [[!template id=pr number=54761]]: nvme corruption on GENERIC without DIAGNOSTIC
   * [[!template id=pr number=54771]]: nvme(4) fails to attach
   
   ## Bug Bountys
   
   PRs in the above list marked with /!\ are likely hard and critical, and have a bug bounty of $100 attached.
   If you find a solution for one of the marked issues that leads to closing of the PRs, we will get
   in touch with you.
   
 ## Features to finish/implement  ## Features to finish/implement
   
 * IPF/PF deprecation in favour of NPF  * IPF/PF deprecation in favour of NPF
    - TODO: docs, what features to add to NPF ...     - TODO: docs, what features to add to NPF ...
 * ATA/NCQ  * ATA/NCQ
    - variants of [[!template id=pr number=48214]] "clearing WDCTL_RST failed" during boot     - variants of [[!template id=pr number=48214]] "clearing WDCTL_RST failed" during boot - problem still present on some configurations
    - [[!template id=pr number=52783]] parallel fsck hangs during boot of 8.99.[5678]     - ~~[[!template id=pr number=52783]] parallel fsck hangs during boot of 8.99.[5678]~~ (done)
    - [[!template id=pr number=53183]] System stops servicing I/O requests and eventually deadlocks     - ~~[[!template id=pr number=52614]] qemu virtual CD-ROM reports read errors since recent wdc changes~~ (done)
 * UBC using direct map working on amd64 and alpha     - ~~[[!template id=pr number=53183]] System stops servicing I/O requests and eventually deadlocks~~ (done)
 * XEN AVX working - [[!template id=pr number=50332]] AVX instructions don't work but OSXSAVE flag is set  * UBC using direct map - removal of pmap_enter()/pmap_remove()/pmap_update() for read()/write()-based I/O
      - [[!template id=pr number=54759]] (vm.ubc_direct deadlock when read()/write() into mapping of itself)
      - [[!template id=pr number=53124]] (FFS is slow because pmap_update doesn't scale)
      - confirmed working on amd64, alpha, aarch64
      - ~~need sysctl to more easily turn on, will be left off by default for 9.0~~ (done)
   * XEN AVX working
      - ~~[[!template id=pr number=50332]] AVX instructions don't work but OSXSAVE flag is set~~ (done)
 * ZFS  * ZFS
 * Kernel Address Sanitizer  * ~~~kASan for amd64~~~ (done)
 * compiler-rt in the base with enabled features for Clang/LLVM  * ~~~kASan for aarch64~~~ (done)
 * address failing ptrace(2) tests, cover the remaining scenarios (there are planned ~2k ATF tests total for the elementary functionality)  * ~~~compiler-rt in the base with enabled features for Clang/LLVM~~~ (done)
 * rework semantics of threading operations in ptrace(2)  * LVM mirror target
   * ~~~add NVMM~~~ (done)
   * ~~~plug kernel pointer leaks~~~ (done)
   * ~~~fix Nouveau, some GPUs stopped working after the update~~~ (done)
   * umb(4) confirmed working with network traffic
   
 ## Nice to have  ## Nice to have
   
 * gcc 8+ from a sanitizers point of view  * ~~~arm: GENERIC kernel config for armv7 boards.~~~ (done)
 * arm: GENERIC kernel config for armv7 boards.  * ~~~arm64: Support for servers following SBSA/SBBR standards~~~ (done)
 * arm64: Support for servers following SBSA/SBBR standards  * ~~~updated graphics drivers~~~ (done)
   * PVHVM and PVH
   * ~~~ARM64 ACPI~~~ (done)
 ...  * WireGuard
   * expand x86 intr masks to allow up to 56 interrupts per CPU and hence 40 MSI/MSI-X on cpu0
     [[http://mail-index.netbsd.org/current-users/2018/12/01/msg034728.html]]
   
   ## Nice to have, but likely won't be finished on time
   
   * ~~~merge pgoyette-compat~~~ (done)
   * ~~~address failing ptrace(2) tests, cover the remaining scenarios (there are planned ~2k ATF tests total for the elementary functionality)~~~ (done in the scope for 9.0)
   * ~~~rework semantics of threading operations in ptrace(2)~~~ (done)
   
   ## Abandoned for 9.0
   
   * ~~~gcc 8+ from a sanitizers point of view~~~ (abandoned)
   
   ## Current status and timeline
   
   * release candidate 1 is available
     [[https://www.netbsd.org/releases/formal-9/]]
   * several important fixes queued for pullup after RC1, releng decided to do a second RC
   * expecting RC2 around mid of december 2019
   * final release hopefully (very) early january 2020

Removed from v.1.5  
changed lines
  Added in v.1.64


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