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authorTörök Edwin <edwintorok@gmail.com>2008-11-22 06:28:48 -0500
committerIngo Molnar <mingo@elte.hu>2008-11-23 03:45:39 -0500
commit74e2f334f4440cbcb63e9ebbcdcea430d41bdfa3 (patch)
tree99a0aa61963601d998563e45b3ea40c5f2e4357c /fs
parent02b67518e2b1c490787dac7f35e1204e74fe21ba (diff)
vfs, seqfile: make mangle_path() global
Impact: expose new VFS API make mangle_path() available, as per the suggestions of Christoph Hellwig and Al Viro: http://lkml.org/lkml/2008/11/4/338 Signed-off-by: Török Edwin <edwintorok@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs')
-rw-r--r--fs/seq_file.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c
index eba2eabcd2b8..f5b61cc1cc1a 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -357,7 +357,18 @@ int seq_printf(struct seq_file *m, const char *f, ...)
357} 357}
358EXPORT_SYMBOL(seq_printf); 358EXPORT_SYMBOL(seq_printf);
359 359
360static char *mangle_path(char *s, char *p, char *esc) 360/**
361 * mangle_path - mangle and copy path to buffer beginning
362 * @s - buffer start
363 * @p - beginning of path in above buffer
364 * @esc - set of characters that need escaping
365 *
366 * Copy the path from @p to @s, replacing each occurrence of character from
367 * @esc with usual octal escape.
368 * Returns pointer past last written character in @s, or NULL in case of
369 * failure.
370 */
371char *mangle_path(char *s, char *p, char *esc)
361{ 372{
362 while (s <= p) { 373 while (s <= p) {
363 char c = *p++; 374 char c = *p++;
@@ -376,6 +387,7 @@ static char *mangle_path(char *s, char *p, char *esc)
376 } 387 }
377 return NULL; 388 return NULL;
378} 389}
390EXPORT_SYMBOL_GPL(mangle_path);
379 391
380/* 392/*
381 * return the absolute path of 'dentry' residing in mount 'mnt'. 393 * return the absolute path of 'dentry' residing in mount 'mnt'.