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f1d7625e13
It will be used in that file later on, plus it makes sense for all the implementations to be in same place. Also comment each one of them nicely and add a comment explaining why they all need to end with the same _LAST value. Signed-off-by: Martin Kletzander <mkletzan@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/*
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* virresctrl.h:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef __VIR_RESCTRL_H__
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# define __VIR_RESCTRL_H__
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# include "internal.h"
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# include "virbitmap.h"
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# include "virutil.h"
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typedef enum {
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VIR_CACHE_TYPE_BOTH,
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VIR_CACHE_TYPE_CODE,
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VIR_CACHE_TYPE_DATA,
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VIR_CACHE_TYPE_LAST
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} virCacheType;
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VIR_ENUM_DECL(virCache);
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VIR_ENUM_DECL(virCacheKernel);
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typedef struct _virResctrlInfoPerCache virResctrlInfoPerCache;
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typedef virResctrlInfoPerCache *virResctrlInfoPerCachePtr;
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struct _virResctrlInfoPerCache {
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/* Smallest possible increase of the allocation size in bytes */
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unsigned long long granularity;
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/* Minimal allocatable size in bytes (if different from granularity) */
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unsigned long long min;
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/* Type of the allocation */
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virCacheType scope;
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/* Maximum number of simultaneous allocations */
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unsigned int max_allocation;
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};
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typedef struct _virResctrlInfo virResctrlInfo;
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typedef virResctrlInfo *virResctrlInfoPtr;
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virResctrlInfoPtr
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virResctrlInfoNew(void);
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int
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virResctrlInfoGetCache(virResctrlInfoPtr resctrl,
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unsigned int level,
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unsigned long long size,
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size_t *ncontrols,
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virResctrlInfoPerCachePtr **controls);
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/* Alloc-related things */
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typedef struct _virResctrlAlloc virResctrlAlloc;
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typedef virResctrlAlloc *virResctrlAllocPtr;
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typedef int virResctrlAllocForeachSizeCallback(unsigned int level,
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virCacheType type,
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unsigned int cache,
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unsigned long long size,
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void *opaque);
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virResctrlAllocPtr
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virResctrlAllocNew(void);
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bool
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virResctrlAllocIsEmpty(virResctrlAllocPtr alloc);
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int
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virResctrlAllocSetSize(virResctrlAllocPtr alloc,
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unsigned int level,
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virCacheType type,
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unsigned int cache,
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unsigned long long size);
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int
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virResctrlAllocForeachSize(virResctrlAllocPtr alloc,
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virResctrlAllocForeachSizeCallback cb,
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void *opaque);
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int
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virResctrlAllocSetID(virResctrlAllocPtr alloc,
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const char *id);
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const char *
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virResctrlAllocGetID(virResctrlAllocPtr alloc);
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char *
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virResctrlAllocFormat(virResctrlAllocPtr alloc);
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int
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virResctrlAllocDeterminePath(virResctrlAllocPtr alloc,
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const char *machinename);
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int
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virResctrlAllocCreate(virResctrlInfoPtr r_info,
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virResctrlAllocPtr alloc,
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const char *machinename);
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int
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virResctrlAllocAddPID(virResctrlAllocPtr alloc,
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pid_t pid);
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int
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virResctrlAllocRemove(virResctrlAllocPtr alloc);
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#endif /* __VIR_RESCTRL_H__ */
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