Before this patch, journal inodes were considered regular inodes, which meant that instead of evicting them, function iput_final would just put them on the lru for later processing. If the file system withdrew for whatever reason, the withdraw would never be seen until the inode was evicted, which could be indefinitely. This patch marks all journal inodes as "don't cache" which means function iput_final will evict them immediately, allowing us to properly recover the journal on other cluster nodes. Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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