Re: [f2fs-dev] [PATCH v4 6/9] f2fs: don't allow DIO reads but not DIO writes

2022-08-21 Thread Christoph Hellwig
On Mon, Aug 15, 2022 at 05:55:45PM -0700, Eric Biggers wrote: > So if the zoned device feature becomes widely adopted, then STATX_DIOALIGN > will > be useless on all Android devices? That sounds undesirable. Are you sure > that We just need to fix f2fs to support direct I/O on zone devices. T

[f2fs-dev] [Bug 216050] f2fs_gc occupies 100% cpu

2022-08-21 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=216050 --- Comment #54 from bernd_b (bbutsche...@yahoo.de) --- I patched kernel 4.19.1 with debug patch v2 but all I can see is that the workload of the cpu goes up to 3.5G and immediately down to 0.8G, and this about every 2 seconds, although there is n