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From 76aebe6fec5894b05114fdf1e8aee54139bef69e Mon Sep 17 00:00:00 2001
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From: Yu Watanabe <watanabe.yu+github@gmail.com>
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Date: Wed, 1 Sep 2021 09:22:15 +0900
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Subject: [PATCH] sd-device: introduce device_has_devlink()
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(cherry picked from commit b881ce16b9ccae4c3089c82e2ea1781cd9773a4f)
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Related: #1977994
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---
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src/libsystemd/sd-device/device-private.h | 1 +
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src/libsystemd/sd-device/sd-device.c | 7 +++++++
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2 files changed, 8 insertions(+)
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diff --git a/src/libsystemd/sd-device/device-private.h b/src/libsystemd/sd-device/device-private.h
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index fe268d7f2f..9bb5eff208 100644
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--- a/src/libsystemd/sd-device/device-private.h
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+++ b/src/libsystemd/sd-device/device-private.h
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@@ -32,6 +32,7 @@ void device_set_db_persist(sd_device *device);
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void device_set_devlink_priority(sd_device *device, int priority);
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int device_ensure_usec_initialized(sd_device *device, sd_device *device_old);
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int device_add_devlink(sd_device *device, const char *devlink);
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+bool device_has_devlink(sd_device *device, const char *devlink);
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int device_add_property(sd_device *device, const char *property, const char *value);
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int device_add_tag(sd_device *device, const char *tag, bool both);
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void device_remove_tag(sd_device *device, const char *tag);
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diff --git a/src/libsystemd/sd-device/sd-device.c b/src/libsystemd/sd-device/sd-device.c
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index 388128bf33..8a9e4a33a1 100644
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--- a/src/libsystemd/sd-device/sd-device.c
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+++ b/src/libsystemd/sd-device/sd-device.c
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@@ -1193,6 +1193,13 @@ int device_add_devlink(sd_device *device, const char *devlink) {
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return 0;
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}
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+bool device_has_devlink(sd_device *device, const char *devlink) {
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+ assert(device);
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+ assert(devlink);
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+
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+ return set_contains(device->devlinks, devlink);
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+}
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+
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static int device_add_property_internal_from_string(sd_device *device, const char *str) {
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_cleanup_free_ char *key = NULL;
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char *value;
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