Re: [PATCH 05/13] PCI: Add ACS egress control vector accessor
[email protected] Sun, 02 Aug 2026 15:39:29 +0000
| Newsgroups | org.kernel.vger.linux-pci |
|---|---|
| Message-ID | <[email protected]> |
> From: Leon Romanovsky <[email protected]> > > Whether ACS P2P Egress Control routes, redirects, or blocks a peer-to-peer > request depends on the Egress Control Vector bit for the target port, not > on the enable bit alone (PCIe r7.0, sec 6.12.3). > > Provide a helper to read that bit for a peer Root or Switch Downstream > Port. Report an unreadable or uncovered vector as an error rather than as > a clear bit, so callers do not mistake it for permission to route > directly. > > Signed-off-by: Leon Romanovsky <[email protected]> Sashiko has reviewed this patch and found no issues. It looks great! -- Sashiko AI review ยท https://sashiko.dev/#/patchset/[email protected]?part=5