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Rob N
fa2480f5b3
Previously, abd_iter_page() would assume that every scatterlist would contain a single page (compound or no), because that's all we ever create in abd_alloc_chunks(). However, scatterlists can contain multiple pages of arbitrary provenance, and if we get one of those, we'd get all the math wrong. This reworks things to handle multiple pages in a scatterlist, by properly finding the right page within it for the given offset, and understanding better where the end of the page is and not crossing it. Sponsored-by: Klara, Inc. Sponsored-by: Wasabi Technology, Inc. Reported-by: Brian Atkinson <batkinson@lanl.gov> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Brian Atkinson <batkinson@lanl.gov> Signed-off-by: Rob Norris <rob.norris@klarasystems.com> Closes #16108
OpenZFS is an advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community. This repository contains the code for running OpenZFS on Linux and FreeBSD.
Official Resources
- Documentation - for using and developing this repo
- ZoL Site - Linux release info & links
- Mailing lists
- OpenZFS site - for conference videos and info on other platforms (illumos, OSX, Windows, etc)
Installation
Full documentation for installing OpenZFS on your favorite operating system can be found at the Getting Started Page.
Contribute & Develop
We have a separate document with contribution guidelines.
We have a Code of Conduct.
Release
OpenZFS is released under a CDDL license.
For more details see the NOTICE, LICENSE and COPYRIGHT files; UCRL-CODE-235197
Supported Kernels
- The
METAfile contains the officially recognized supported Linux kernel versions. - Supported FreeBSD versions are any supported branches and releases starting from 12.4-RELEASE.