All of lore.kernel.org
 help / color / mirror / Atom feed
From: Farhan Ali <alifm@linux.ibm.com>
To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org
Cc: mjrosato@linux.ibm.com, alifm@linux.ibm.com, thuth@redhat.com,
	alex.williamson@redhat.com, clg@redhat.com
Subject: [PATCH v3 1/5] [NOTFORMERGE] linux-headers: Update for zpci vfio device
Date: Thu, 25 Sep 2025 10:48:48 -0700	[thread overview]
Message-ID: <20250925174852.1302-2-alifm@linux.ibm.com> (raw)
In-Reply-To: <20250925174852.1302-1-alifm@linux.ibm.com>

Signed-off-by: Farhan Ali <alifm@linux.ibm.com>
---
 linux-headers/linux/vfio.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h
index 79bf8c0cc5..2918080ad9 100644
--- a/linux-headers/linux/vfio.h
+++ b/linux-headers/linux/vfio.h
@@ -1468,6 +1468,21 @@ struct vfio_device_feature_bus_master {
 };
 #define VFIO_DEVICE_FEATURE_BUS_MASTER 10
 
+/**
+ * VFIO_DEVICE_FEATURE_ZPCI_ERROR feature provides PCI error information to
+ * userspace for vfio-pci devices on s390x. On s390x PCI error recovery involves
+ * platform firmware and notification to operating system is done by
+ * architecture specific mechanism.  Exposing this information to userspace
+ * allows userspace to take appropriate actions to handle an error on the
+ * device.
+ */
+struct vfio_device_feature_zpci_err {
+        __u16 pec;
+        __u8 pending_errors;
+        __u8 pad;
+};
+#define VFIO_DEVICE_FEATURE_ZPCI_ERROR 11
+
 /* -------- API for Type1 VFIO IOMMU -------- */
 
 /**
-- 
2.43.0



  reply	other threads:[~2025-09-25 17:51 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-25 17:48 [PATCH v3 0/5] Error recovery for zPCI passthrough devices Farhan Ali
2025-09-25 17:48 ` Farhan Ali [this message]
2025-09-25 17:48 ` [PATCH v3 2/5] vfio/pci: Add an error handler callback Farhan Ali
2025-09-26  4:57   ` Markus Armbruster
2025-09-26  7:40     ` Cédric Le Goater
2025-09-26 18:44       ` Farhan Ali
2025-09-26 17:53     ` Farhan Ali
2025-09-27  5:59       ` Markus Armbruster
2025-09-27  7:05         ` Cédric Le Goater
2025-09-29 17:20           ` Farhan Ali
2025-09-30  9:20             ` Markus Armbruster
2025-09-30 17:15               ` Farhan Ali
2025-10-01  4:52                 ` Markus Armbruster
2025-10-01 18:21                   ` Farhan Ali
2025-10-06  6:06                     ` Markus Armbruster
2025-09-25 17:48 ` [PATCH v3 3/5] vfio: Introduce vfio_device_feature helper function Farhan Ali
2025-09-25 17:48 ` [PATCH v3 4/5] s390x/pci: Add PCI error handling for vfio pci devices Farhan Ali
2025-09-25 17:48 ` [PATCH v3 5/5] s390x/pci: Reset a device in error state Farhan Ali

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250925174852.1302-2-alifm@linux.ibm.com \
    --to=alifm@linux.ibm.com \
    --cc=alex.williamson@redhat.com \
    --cc=clg@redhat.com \
    --cc=mjrosato@linux.ibm.com \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-s390x@nongnu.org \
    --cc=thuth@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.