Merge branch 'hotfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6
* 'hotfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6: SUNRPC: Fix a memory leak in rpc_create() fix bug - executing FDPIC ELF on NFS mount triggers BUG() at mm/nommu.c:862:/do_mmap_private() NFS: initialize flags field in nfs_open_context SUNRPC: don't call flush_dcache_page() with an invalid pointer
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commit
098107a01a
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@ -64,7 +64,11 @@ const struct file_operations nfs_file_operations = {
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.write = do_sync_write,
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.aio_read = nfs_file_read,
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.aio_write = nfs_file_write,
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#ifdef CONFIG_MMU
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.mmap = nfs_file_mmap,
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#else
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.mmap = generic_file_mmap,
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#endif
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.open = nfs_file_open,
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.flush = nfs_file_flush,
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.release = nfs_file_release,
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@ -506,6 +506,7 @@ static struct nfs_open_context *alloc_nfs_open_context(struct vfsmount *mnt, str
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ctx->cred = get_rpccred(cred);
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ctx->state = NULL;
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ctx->lockowner = current->files;
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ctx->flags = 0;
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ctx->error = 0;
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ctx->dir_cookie = 0;
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atomic_set(&ctx->count, 1);
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@ -261,10 +261,6 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
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};
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char servername[48];
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xprt = xprt_create_transport(&xprtargs);
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if (IS_ERR(xprt))
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return (struct rpc_clnt *)xprt;
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/*
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* If the caller chooses not to specify a hostname, whip
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* up a string representation of the passed-in address.
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@ -244,7 +244,7 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
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pgto = pages + (pgbase >> PAGE_CACHE_SHIFT);
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pgbase &= ~PAGE_CACHE_MASK;
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do {
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for (;;) {
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copy = PAGE_CACHE_SIZE - pgbase;
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if (copy > len)
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copy = len;
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@ -253,6 +253,10 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
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memcpy(vto + pgbase, p, copy);
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kunmap_atomic(vto, KM_USER0);
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len -= copy;
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if (len == 0)
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break;
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pgbase += copy;
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if (pgbase == PAGE_CACHE_SIZE) {
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flush_dcache_page(*pgto);
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@ -260,8 +264,7 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
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pgto++;
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}
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p += copy;
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} while ((len -= copy) != 0);
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}
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flush_dcache_page(*pgto);
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}
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