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authorHerbert Xu <herbert@gondor.apana.org.au>2020-06-12 16:57:37 +1000
committerAl Viro <viro@zeniv.linux.org.uk>2020-06-30 09:34:23 -0400
commit7999096fa9cfd0253497c8d2ed9a5a1537521d25 (patch)
tree461e813d6748825b84b48a8ffa2aaf606d726473 /arch/s390
parent067c054fb9c90811ae38898ce649f8dafa13354c (diff)
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iov_iter: Move unnecessary inclusion of crypto/hash.h
The header file linux/uio.h includes crypto/hash.h which pulls in most of the Crypto API. Since linux/uio.h is used throughout the kernel this means that every tiny bit of change to the Crypto API causes the entire kernel to get rebuilt. This patch fixes this by moving it into lib/iov_iter.c instead where it is actually used. This patch also fixes the ifdef to use CRYPTO_HASH instead of just CRYPTO which does not guarantee the existence of ahash. Unfortunately a number of drivers were relying on linux/uio.h to provide access to linux/slab.h. This patch adds inclusions of linux/slab.h as detected by build failures. Also skbuff.h was relying on this to provide a declaration for ahash_request. This patch adds a forward declaration instead. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/lib/test_unwind.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/lib/test_unwind.c b/arch/s390/lib/test_unwind.c
index 32b7a30b2485..eb382ceaa116 100644
--- a/arch/s390/lib/test_unwind.c
+++ b/arch/s390/lib/test_unwind.c
@@ -9,6 +9,7 @@
#include <linux/kallsyms.h>
#include <linux/kthread.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/string.h>
#include <linux/kprobes.h>
#include <linux/wait.h>