Messages in this thread | | | From | Dexuan Cui <> | Subject | RE: [PATCH] swiotlb: Do not set total_used to 0 in swiotlb_create_debugfs_files() | Date | Fri, 29 Mar 2024 20:23:15 +0000 |
| |
> From: Easwar Hariharan <eahariha@linux.microsoft.com> > Sent: Friday, March 29, 2024 12:47 PM > [...] > Sorry, I'm missing a why in this commit message. Can you say what happens > if the total_used and used_hiwater IS blindly set to 0? Is the only effect > the change in the readout of the swiotlb debugfs files? > > Thanks, > Easwar
Right, when the system is not doing any I/O, the readout may return a huge number while it should return 0. This is the only effect.
Thanks, Dexuan
| |