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[/] [or1k/] [tags/] [LINUX_2_4_26_OR32/] [linux/] [linux-2.4/] [fs/] [coda/] [symlink.c] - Rev 1765
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/* * Symlink inode operations for Coda filesystem * Original version: (C) 1996 P. Braam and M. Callahan * Rewritten for Linux 2.1. (C) 1997 Carnegie Mellon University * * Carnegie Mellon encourages users to contribute improvements to * the Coda project. Contact Peter Braam (coda@cs.cmu.edu). */ #include <linux/types.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/fs.h> #include <linux/stat.h> #include <linux/errno.h> #include <linux/locks.h> #include <linux/smp_lock.h> #include <linux/coda.h> #include <linux/coda_linux.h> #include <linux/coda_psdev.h> #include <linux/coda_fs_i.h> #include <linux/coda_proc.h> static int coda_symlink_filler(struct file *file, struct page *page) { struct inode *inode = page->mapping->host; int error; struct coda_inode_info *cii; unsigned int len = PAGE_SIZE; char *p = kmap(page); lock_kernel(); cii = ITOC(inode); coda_vfs_stat.follow_link++; error = venus_readlink(inode->i_sb, &cii->c_fid, p, &len); unlock_kernel(); if (error) goto fail; SetPageUptodate(page); kunmap(page); UnlockPage(page); return 0; fail: SetPageError(page); kunmap(page); UnlockPage(page); return error; } struct address_space_operations coda_symlink_aops = { readpage: coda_symlink_filler };