tools/testing/selftests/powerpc/eeh/eeh-vf-unaware.sh

Source file repositories/reference/linux-study-clean/tools/testing/selftests/powerpc/eeh/eeh-vf-unaware.sh

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/powerpc/eeh/eeh-vf-unaware.sh
Extension
.sh
Size
633 bytes
Lines
36
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-only

. ./eeh-functions.sh

eeh_test_prep # NB: may exit

vf_list="$(eeh_enable_vfs)";
if $? != 0 ; then
	log "No usable VFs found. Skipping EEH unaware VF test"
	exit $KSELFTESTS_SKIP;
fi

log "Enabled VFs: $vf_list"

failed=0
for vf in $vf_list ; do
	log "Testing $vf"

	if eeh_can_recover $vf ; then
		log "Driver for $vf supports error recovery. Unbinding..."
		echo "$vf" > /sys/bus/pci/devices/$vf/driver/unbind
	fi

	log "Breaking $vf..."
	if ! eeh_one_dev $vf ; then
		log "$vf failed to recover"
		failed="$((failed + 1))"
	fi
done

eeh_disable_vfs

test "$failed" != 0
exit $?;

Annotation

Implementation Notes