cregit-Linux how code gets into the kernel

Release 4.11 fs/dlm/memory.c

Directory: fs/dlm
/******************************************************************************
*******************************************************************************
**
**  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
**  Copyright (C) 2004-2007 Red Hat, Inc.  All rights reserved.
**
**  This copyrighted material is made available to anyone wishing to use,
**  modify, copy, or redistribute it subject to the terms and conditions
**  of the GNU General Public License v.2.
**
*******************************************************************************
******************************************************************************/

#include "dlm_internal.h"
#include "config.h"
#include "memory.h"


static struct kmem_cache *lkb_cache;

static struct kmem_cache *rsb_cache;



int __init dlm_memory_init(void) { lkb_cache = kmem_cache_create("dlm_lkb", sizeof(struct dlm_lkb), __alignof__(struct dlm_lkb), 0, NULL); if (!lkb_cache) return -ENOMEM; rsb_cache = kmem_cache_create("dlm_rsb", sizeof(struct dlm_rsb), __alignof__(struct dlm_rsb), 0, NULL); if (!rsb_cache) { kmem_cache_destroy(lkb_cache); return -ENOMEM; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland7692.68%250.00%
Dan Carpenter56.10%125.00%
Cheng Renquan11.22%125.00%
Total82100.00%4100.00%


void dlm_memory_exit(void) { if (lkb_cache) kmem_cache_destroy(lkb_cache); if (rsb_cache) kmem_cache_destroy(rsb_cache); }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland25100.00%2100.00%
Total25100.00%2100.00%


char *dlm_allocate_lvb(struct dlm_ls *ls) { char *p; p = kzalloc(ls->ls_lvblen, GFP_NOFS); return p; }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland2896.55%375.00%
Yoann Padioleau13.45%125.00%
Total29100.00%4100.00%


void dlm_free_lvb(char *p) { kfree(p); }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland14100.00%2100.00%
Total14100.00%2100.00%


struct dlm_rsb *dlm_allocate_rsb(struct dlm_ls *ls) { struct dlm_rsb *r; r = kmem_cache_zalloc(rsb_cache, GFP_NOFS); return r; }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland29100.00%4100.00%
Total29100.00%4100.00%


void dlm_free_rsb(struct dlm_rsb *r) { if (r->res_lvbptr) dlm_free_lvb(r->res_lvbptr); kmem_cache_free(rsb_cache, r); }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland30100.00%3100.00%
Total30100.00%3100.00%


struct dlm_lkb *dlm_allocate_lkb(struct dlm_ls *ls) { struct dlm_lkb *lkb; lkb = kmem_cache_zalloc(lkb_cache, GFP_NOFS); return lkb; }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland2896.55%375.00%
Robert P. J. Day13.45%125.00%
Total29100.00%4100.00%


void dlm_free_lkb(struct dlm_lkb *lkb) { if (lkb->lkb_flags & DLM_IFL_USER) { struct dlm_user_args *ua; ua = lkb->lkb_ua; if (ua) { if (ua->lksb.sb_lvbptr) kfree(ua->lksb.sb_lvbptr); kfree(ua); } } kmem_cache_free(lkb_cache, lkb); }

Contributors

PersonTokensPropCommitsCommitProp
David Teigland66100.00%4100.00%
Total66100.00%4100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
David Teigland31696.93%654.55%
Dan Carpenter51.53%19.09%
Christoph Lameter20.61%19.09%
Robert P. J. Day10.31%19.09%
Cheng Renquan10.31%19.09%
Yoann Padioleau10.31%19.09%
Total326100.00%11100.00%
Directory: fs/dlm
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