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Commit ce730f1c authored by Reinette Chatre's avatar Reinette Chatre Committed by Thomas Gleixner
Browse files

x86/intel_rdt: Move pseudo_lock_region_clear() 



The pseudo_lock_region_clear() function is moved to earlier in the file in
preparation for its use in functions that currently appear before it. No
functional change.

Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: fenghua.yu@intel.com
Cc: tony.luck@intel.com
Cc: vikas.shivappa@linux.intel.com
Cc: gavin.hindman@intel.com
Cc: jithu.joseph@intel.com
Cc: dave.hansen@intel.com
Cc: hpa@zytor.com
Link: https://lkml.kernel.org/r/ef098ec2a45501e23792289bff80ae3152141e2f.1530421026.git.reinette.chatre@intel.com
parent 6fc0de37

arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c

+23 −23
Original line number Diff line number Diff line
@@ -246,6 +246,29 @@ static int pseudo_lock_cstates_constrain(struct pseudo_lock_region *plr) 
	return ret;

}



/**

 * pseudo_lock_region_clear - Reset pseudo-lock region data

 * @plr: pseudo-lock region

 *

 * All content of the pseudo-locked region is reset - any memory allocated

 * freed.

 *

 * Return: void

 */

static void pseudo_lock_region_clear(struct pseudo_lock_region *plr)

{

	plr->size = 0;

	plr->line_size = 0;

	kfree(plr->kmem);

	plr->kmem = NULL;

	plr->r = NULL;

	if (plr->d)

		plr->d->plr = NULL;

	plr->d = NULL;

	plr->cbm = 0;

	plr->debugfs_dir = NULL;

}



/**

 * pseudo_lock_region_init - Initialize pseudo-lock region information

 * @plr: pseudo-lock region
@@ -318,29 +341,6 @@ static int pseudo_lock_init(struct rdtgroup *rdtgrp) 
	return 0;

}



/**

 * pseudo_lock_region_clear - Reset pseudo-lock region data

 * @plr: pseudo-lock region

 *

 * All content of the pseudo-locked region is reset - any memory allocated

 * freed.

 *

 * Return: void

 */

static void pseudo_lock_region_clear(struct pseudo_lock_region *plr)

{

	plr->size = 0;

	plr->line_size = 0;

	kfree(plr->kmem);

	plr->kmem = NULL;

	plr->r = NULL;

	if (plr->d)

		plr->d->plr = NULL;

	plr->d = NULL;

	plr->cbm = 0;

	plr->debugfs_dir = NULL;

}



/**

 * pseudo_lock_region_alloc - Allocate kernel memory that will be pseudo-locked

 * @plr: pseudo-lock region