/*
 *  coda_fs_i.h
 *
 *  Copyright (C) 1998 Carnegie Mellon University
 *
 */

#ifndef _LINUX_CODA_FS_I
#define _LINUX_CODA_FS_I

#include <linux/types.h>
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/coda.h>

/*
 * coda fs inode data
 * c_lock protects accesses to c_flags, c_mapcount, c_cached_epoch, c_uid and
 * c_cached_perm.
 * vfs_inode is set only when the inode is created and never changes.
 * c_fid is set when the inode is created and should be considered immutable.
 */
struct coda_inode_info {
	struct CodaFid	   c_fid;	/* Coda identifier */
	u_short	           c_flags;     /* flags (see below) */
	unsigned int	   c_mapcount;  /* nr of times this inode is mapped */
	unsigned int	   c_cached_epoch; /* epoch for cached permissions */
	kuid_t		   c_uid;	/* fsuid for cached permissions */
	unsigned int       c_cached_perm; /* cached access permissions */
	spinlock_t	   c_lock;
	struct inode	   vfs_inode;
};

/*
 * coda fs file private data
 */
#define CODA_MAGIC 0xC0DAC0DA
struct coda_file_info {
	int		   cfi_magic;	  /* magic number */
	struct file	  *cfi_container; /* container file for this cnode */
	unsigned int	   cfi_mapcount;  /* nr of times this file is mapped */
};

#define CODA_FTOC(file) ((struct coda_file_info *)((file)->private_data))

/* flags */
#define C_VATTR       0x1   /* Validity of vattr in inode */
#define C_FLUSH       0x2   /* used after a flush */
#define C_DYING       0x4   /* from venus (which died) */
#define C_PURGE       0x8

struct inode *coda_cnode_make(struct CodaFid *, struct super_block *);
struct inode *coda_iget(struct super_block *sb, struct CodaFid *fid, struct coda_vattr *attr);
struct inode *coda_cnode_makectl(struct super_block *sb);
struct inode *coda_fid_to_inode(struct CodaFid *fid, struct super_block *sb);
void coda_replace_fid(struct inode *, struct CodaFid *, struct CodaFid *);

#endif
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>net</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/mpls?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>mpls</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/mpls/mpls_gso.c?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>mpls_gso.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Dan Carpenter &lt;dan.carpenter@oracle.com&gt;</td><td class='right'>2017-01-30 10:55:04 +0100</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-01-30 16:37:55 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/mpls/mpls_gso.c?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/mpls/mpls_gso.c?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>a45096fd9e8aaeea2eac1f1999a3d17dfeb0d02b</a> /<a href='/cgit.cgi/linux/net-next.git/tree/net/mpls/mpls_gso.c?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>net/mpls/mpls_gso.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/mpls/mpls_gso.c?id=1930b60352e7e195f55b27cde15d2a8f43342a8b'>1930b60352e7e195f55b27cde15d2a8f43342a8b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/mpls/mpls_gso.c?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4&amp;id2=1930b60352e7e195f55b27cde15d2a8f43342a8b'>diff</a>)</td></tr></table>
<div class='commit-subject'>smc: some potential use after free bugs</div><div class='commit-msg'>Say we got really unlucky and these failed on the last iteration, then
it could lead to a use after free bug.

Fixes: cd6851f30386 ("smc: remote memory buffers (RMBs)")
Signed-off-by: Dan Carpenter &lt;dan.carpenter@oracle.com&gt;
Signed-off-by: Ursula Braun &lt;ubraun@linux.vnet.ibm.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=cdaf25dfc058ee6f7a7b2e2353de00fa288c0cd4'>Diffstat</a> (limited to 'net/mpls/mpls_gso.c')</div><table summary='diffstat' class='diffstat'>