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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:24:58 +0000 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:27:06 +0000 |
| commit | 33606b41d35115f887ea688b1a16f2ff85bf2fe4 (patch) | |
| tree | 406b2c7b19a087ba437c68f3dbf0b589fa1d6150 /results/scraper/launchpad-without-comments/1771042 | |
| parent | adedf8771bc4de3113041ca21bd4d0d1c0014b6a (diff) | |
| download | qemu-analysis-33606b41d35115f887ea688b1a16f2ff85bf2fe4.tar.gz qemu-analysis-33606b41d35115f887ea688b1a16f2ff85bf2fe4.zip | |
add launchpad bug reports without comments
Diffstat (limited to 'results/scraper/launchpad-without-comments/1771042')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1771042 | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1771042 b/results/scraper/launchpad-without-comments/1771042 new file mode 100644 index 000000000..a7b43fc31 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1771042 @@ -0,0 +1,14 @@ +dataplane interrupt handler doesn't support msi + +hw/block/dataplane/virtio-blk.c commit 1010cadf62332017648abee0d7a3dc7f2eef9632 + +in the function notify_guest_bh, the function virtio_notify_irqfd is called +to deliver the interrupt corresponding to the vq + +however, without the dataplane, hw/block/virtio_blk_req_complete calls +virtio_notify to deliver the interrupt (immediately). this goes though +a slightly more involved path that calls virtio_pci_notify which includes +a case to handle msi interrupts. + +so, msi interrupts with block devices aren't serviced when using dataplane +batching. \ No newline at end of file |