Commit 4ea3ada2955e4519befa98ff55dd62d6dfbd1705 declares d_obtain_alias() as EXPORT_SYMBOL_GPL where it's supposed to replace d_alloc_anon which was previously declared as EXPORT_SYMBOL and thus available to any loadable module. This patch reverts that, as discussed below: On Feb. 21, 2009, 11:40 -0800, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote: > On Sat, 21 Feb 2009 12:40:46 -0500 Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote: ... >> All the nfs exported filesystem are tied intimately to the kernel, >> so yes, this is an internal export. >> >> Non-GPL filesystem are illegal to distribute anyway, so I don't know why >> you even bother. >> > > Here's the patch in question: ... > Neither the title nor the changelog mentioned anything about disabling > non-GPL filesystems, so this effect was a mistake. I didn't know this > was the effect and I doubt if Linus knew and quite possibly Christoph > and Al didn't know either. > > We should correct that mistake. Afterwards, feel free to prepare and > send out a patch titled "[patch] disable non-GPL filesystems" and we > can discuss it. On Feb. 21, 2009, 11:49 -0800, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > On Sat, 21 Feb 2009, Andrew Morton wrote: >> Here's the patch in question: > > .. or perhaps 9308a6128d9074e348d9f9b5822546fe12a794a9, which actually did > the "Remove d_alloc_anon now that no users are left.". > > I do agree - if people are now expected to convert from d_alloc_anon() to > d_obtain_alias(), then we can't just go and change license requirements > under them. > > Some religious argument doesn't change that, or override technical > reasoning. If people are still using d_alloc_anon(), we should either > re-export it, or just export d_obtain_alias() in a usable form for them. > > Linus Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx> --- fs/dcache.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/dcache.c b/fs/dcache.c index 937df0f..07e2d4a 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1180,7 +1180,7 @@ struct dentry *d_obtain_alias(struct inode *inode) iput(inode); return res; } -EXPORT_SYMBOL_GPL(d_obtain_alias); +EXPORT_SYMBOL(d_obtain_alias); /** * d_splice_alias - splice a disconnected dentry into the tree if one exists -- 1.6.1.3 -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
