Messages in this thread Patch in this message |  | | | From | "J. R. Okajima" <> | | Subject | [RFC 5/5] tmpfs, support pathconf(3) with _PC_LINK_MAX | | Date | Sun, 6 Dec 2009 16:59:03 +0900 |
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Return the value via struct statfs.f_spare[0]. Actually tmpfs doesn't check the link count in link(2) and it can be wrap around. Set LINK_MAX_UNLIMITED.
Signed-off-by: J. R. Okajima <hooanon05@yahoo.co.jp> --- mm/shmem.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/mm/shmem.c b/mm/shmem.c index 356dd99..78f7e21 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -1784,6 +1784,7 @@ static int shmem_statfs(struct dentry *dentry, struct kstatfs *buf) buf->f_type = TMPFS_MAGIC; buf->f_bsize = PAGE_CACHE_SIZE; buf->f_namelen = NAME_MAX; + buf->f_linkmax = LINK_MAX_UNLIMITED; spin_lock(&sbinfo->stat_lock); if (sbinfo->max_blocks) { buf->f_blocks = sbinfo->max_blocks; -- 1.6.1.284.g5dc13
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