Re: [Qemu-block] [Qemu-devel] [PATCH v3 0/6] block: Add VFIO based driver for NVMe device

[no-reply]

Hi,

This series seems to have some coding style problems. See output below for
more information:

Message-id: address@hidden
Type: series
Subject: [Qemu-devel] [PATCH v3 0/6] block: Add VFIO based driver for NVMe 
device

=== TEST SCRIPT BEGIN ===
#!/bin/bash

BASE=base
n=1
total=$(git log --oneline $BASE.. | wc -l)
failed=0

git config --local diff.renamelimit 0
git config --local diff.renames True

commits="$(git log --format=%H --reverse $BASE..)"
for c in $commits; do
    echo "Checking PATCH $n/$total: $(git log -n 1 --format=%s $c)..."
    if ! git show $c --format=email | ./scripts/checkpatch.pl --mailback -; then
        failed=1
        echo
    fi
    n=$((n+1))
done

exit $failed
=== TEST SCRIPT END ===

Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384
Switched to a new branch 'test'
079ea59 block: Move NVMe spec definitions to a separate header
28b0ea5 qemu-img: Map bench buffer
0c5fe62 block/nvme: Implement .bdrv_dma_map and .bdrv_dma_unmap
bb59e7c block: Introduce bdrv_dma_map and bdrv_dma_unmap
be4dab1 block: Add VFIO based NVMe driver
74c0158 stubs: Add stubs for ram block API

=== OUTPUT BEGIN ===
Checking PATCH 1/6: stubs: Add stubs for ram block API...
Checking PATCH 2/6: block: Add VFIO based NVMe driver...
WARNING: line over 80 characters
#191: FILE: block/nvme-vfio.c:133:
+    if (ioctl(s->device, VFIO_DEVICE_GET_REGION_INFO, 
&s->bar_region_info[index])) {

WARNING: line over 80 characters
#279: FILE: block/nvme-vfio.c:221:
+static int nvme_vfio_pci_write_config(NVMeVFIOState *s, void *buf, int size, 
int ofs)

ERROR: Use of volatile is usually wrong: see 
Documentation/volatile-considered-harmful.txt
#843: FILE: block/nvme.c:40:
+    volatile uint32_t *doorbell;

ERROR: Use of volatile is usually wrong: see 
Documentation/volatile-considered-harmful.txt
#869: FILE: block/nvme.c:66:
+typedef volatile struct {

WARNING: line over 80 characters
#1381: FILE: block/nvme.c:578:
+            error_setg(errp, "Timeout while waiting for device to reset (%ld 
ms)",

WARNING: line over 80 characters
#1410: FILE: block/nvme.c:607:
+            error_setg(errp, "Timeout while waiting for device to start (%ld 
ms)",

total: 2 errors, 4 warnings, 1878 lines checked

Your patch has style problems, please review.  If any of these errors
are false positives report them to the maintainer, see
CHECKPATCH in MAINTAINERS.

Checking PATCH 3/6: block: Introduce bdrv_dma_map and bdrv_dma_unmap...
Checking PATCH 4/6: block/nvme: Implement .bdrv_dma_map and .bdrv_dma_unmap...
Checking PATCH 5/6: qemu-img: Map bench buffer...
Checking PATCH 6/6: block: Move NVMe spec definitions to a separate header...
=== OUTPUT END ===

Test command exited with code: 1


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