vas.c (651a88798412e216f337d70181127e847f00a4b7) vas.c (1fd02f6605b855b4af2883f29a2abc88bdf17857)
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright 2020-21 IBM Corp.
4 */
5
6#define pr_fmt(fmt) "vas: " fmt
7
8#include <linux/module.h>

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802
803 new_nr_creds = be16_to_cpu(hv_cop_caps.target_lpar_creds);
804
805 old_nr_creds = atomic_read(&caps->nr_total_credits);
806
807 atomic_set(&caps->nr_total_credits, new_nr_creds);
808 /*
809 * The total number of available credits may be decreased or
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright 2020-21 IBM Corp.
4 */
5
6#define pr_fmt(fmt) "vas: " fmt
7
8#include <linux/module.h>

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802
803 new_nr_creds = be16_to_cpu(hv_cop_caps.target_lpar_creds);
804
805 old_nr_creds = atomic_read(&caps->nr_total_credits);
806
807 atomic_set(&caps->nr_total_credits, new_nr_creds);
808 /*
809 * The total number of available credits may be decreased or
810 * inceased with DLPAR operation. Means some windows have to be
810 * increased with DLPAR operation. Means some windows have to be
811 * closed / reopened. Hold the vas_pseries_mutex so that the
812 * the user space can not open new windows.
813 */
814 if (old_nr_creds < new_nr_creds) {
815 /*
816 * If the existing target credits is less than the new
817 * target, reopen windows if they are closed due to
818 * the previous DLPAR (core removal).

--- 214 unchanged lines hidden --- 		811 * closed / reopened. Hold the vas_pseries_mutex so that the
812 * the user space can not open new windows.
813 */
814 if (old_nr_creds < new_nr_creds) {
815 /*
816 * If the existing target credits is less than the new
817 * target, reopen windows if they are closed due to
818 * the previous DLPAR (core removal).

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