INODE_PERMISSION

Section: The Linux VFS (9)
Updated: February 2011
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NAME

inode_permission - check for access rights to a given inode  

SYNOPSIS

int inode_permission(struct inode * inode, int mask);
 

ARGUMENTS

inode

inode to check permission on

mask

right to check for (MAY_READ, MAY_WRITE, MAY_EXEC)
 

DESCRIPTION

Used to check for read/write/execute permissions on an inode. We use lqfsuidrq for this, letting us set arbitrary permissions for filesystem access without changing the lqnormalrq uids which are used for other things.  

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