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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2015-04-17 23:02:40 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-05-10 22:20:14 -0400 |
| commit | 44163f30059e9869451999e77109a37abba8c968 (patch) | |
| tree | aab3f380b7fd10bb434a4d704a04bc937b61feb2 | |
| parent | namei: move link count check and stack allocation into pick_link() (diff) | |
| download | linux-dev-44163f30059e9869451999e77109a37abba8c968.tar.xz linux-dev-44163f30059e9869451999e77109a37abba8c968.zip | |
lustre: rip the private symlink nesting limit out
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | drivers/staging/lustre/lustre/llite/symlink.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/staging/lustre/lustre/llite/symlink.c b/drivers/staging/lustre/lustre/llite/symlink.c index e488cb3bb25d..da6d9d17c50d 100644 --- a/drivers/staging/lustre/lustre/llite/symlink.c +++ b/drivers/staging/lustre/lustre/llite/symlink.c @@ -126,18 +126,9 @@ static const char *ll_follow_link(struct dentry *dentry, void **cookie, struct n char *symname = NULL; CDEBUG(D_VFSTRACE, "VFS Op\n"); - /* Limit the recursive symlink depth to 5 instead of default - * 8 links when kernel has 4k stack to prevent stack overflow. - * For 8k stacks we need to limit it to 7 for local servers. */ - if (THREAD_SIZE < 8192 && current->link_count >= 6) { - rc = -ELOOP; - } else if (THREAD_SIZE == 8192 && current->link_count >= 8) { - rc = -ELOOP; - } else { - ll_inode_size_lock(inode); - rc = ll_readlink_internal(inode, &request, &symname); - ll_inode_size_unlock(inode); - } + ll_inode_size_lock(inode); + rc = ll_readlink_internal(inode, &request, &symname); + ll_inode_size_unlock(inode); if (rc) { ptlrpc_req_finished(request); return ERR_PTR(rc); |