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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /fs/coda/symlink.c |
Initial import
Diffstat (limited to 'fs/coda/symlink.c')
-rw-r--r-- | fs/coda/symlink.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/fs/coda/symlink.c b/fs/coda/symlink.c new file mode 100644 index 000000000..ab94ef63c --- /dev/null +++ b/fs/coda/symlink.c @@ -0,0 +1,50 @@ +/* + * 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/time.h> +#include <linux/fs.h> +#include <linux/stat.h> +#include <linux/errno.h> +#include <linux/pagemap.h> + +#include <linux/coda.h> +#include <linux/coda_psdev.h> + +#include "coda_linux.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); + + cii = ITOC(inode); + + error = venus_readlink(inode->i_sb, &cii->c_fid, p, &len); + if (error) + goto fail; + SetPageUptodate(page); + kunmap(page); + unlock_page(page); + return 0; + +fail: + SetPageError(page); + kunmap(page); + unlock_page(page); + return error; +} + +const struct address_space_operations coda_symlink_aops = { + .readpage = coda_symlink_filler, +}; |