Preempt counter APIs have been split out, currently, hardirq.h just
includes irq_enter/exit APIs which are not used by crypto at all.

So, remove the unused hardirq.h.

Signed-off-by: Yang Shi <redacted>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-crypto@vger.kernel.org
---
  crypto/ablk_helper.c | 1 -
  crypto/blkcipher.c   | 1 -
  crypto/mcryptd.c     | 1 -
  3 files changed, 3 deletions(-)

diff --git a/crypto/ablk_helper.c b/crypto/ablk_helper.c
index 1441f07..ee52660 100644
--- a/crypto/ablk_helper.c
+++ b/crypto/ablk_helper.c

@@ -28,7 +28,6 @@
  #include <linux/crypto.h>
  #include <linux/init.h>
  #include <linux/module.h>
-#include <linux/hardirq.h>
  #include <crypto/algapi.h>
  #include <crypto/cryptd.h>
  #include <crypto/ablk_helper.h>

diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index 6c43a0a..01c0d4a 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c

@@ -18,7 +18,6 @@
  #include <crypto/internal/skcipher.h>
  #include <crypto/scatterwalk.h>
  #include <linux/errno.h>
-#include <linux/hardirq.h>
  #include <linux/kernel.h>
  #include <linux/module.h>
  #include <linux/seq_file.h>

diff --git a/crypto/mcryptd.c b/crypto/mcryptd.c
index 4e64726..9fa362c 100644
--- a/crypto/mcryptd.c
+++ b/crypto/mcryptd.c

@@ -26,7 +26,6 @@
  #include <linux/sched.h>
  #include <linux/sched/stat.h>
  #include <linux/slab.h>
-#include <linux/hardirq.h>
  
  #define MCRYPTD_MAX_CPU_QLEN 100
  #define MCRYPTD_BATCH 9