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[PATCH 1/2] tools/ctrl: Silence missing GSI in xc_pcidev_get_gsi()
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jason Andryuk <jason.andryuk@xxxxxxx>
- Date: Wed, 26 Feb 2025 15:10:21 -0500
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- Cc: Jiqian Chen <Jiqian.Chen@xxxxxxx>, Huang Rui <ray.huang@xxxxxxx>, "Jason Andryuk" <jason.andryuk@xxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>
- Delivery-date: Wed, 26 Feb 2025 20:09:55 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
It is valid for a PCI device to not have a legacy IRQ. In that case, do
not print an error to keep the lgs clean.
This relies on pciback being updated to return -ENOENT for a missing
GSI.
Fixes: b93e5981d258 ("tools: Add new function to get gsi from dev")
Signed-off-by: Jason Andryuk <jason.andryuk@xxxxxxx>
---
tools/libs/ctrl/xc_linux.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/libs/ctrl/xc_linux.c b/tools/libs/ctrl/xc_linux.c
index 92591e49a1..c18f09392f 100644
--- a/tools/libs/ctrl/xc_linux.c
+++ b/tools/libs/ctrl/xc_linux.c
@@ -78,7 +78,8 @@ int xc_pcidev_get_gsi(xc_interface *xch, uint32_t sbdf)
IOCTL_PRIVCMD_PCIDEV_GET_GSI, &dev_gsi);
if (ret < 0) {
- PERROR("Failed to get gsi from dev");
+ if (errno != ENOENT)
+ PERROR("Failed to get gsi from dev");
} else {
ret = dev_gsi.gsi;
}
--
2.34.1
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