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-rw-r--r--include/linux/crypto.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 5e2bcc636a02..3c89df6e7768 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -45,6 +45,7 @@
#define CRYPTO_TFM_MODE_CTR 0x00000008
#define CRYPTO_TFM_REQ_WEAK_KEY 0x00000100
+#define CRYPTO_TFM_REQ_MAY_SLEEP 0x00000200
#define CRYPTO_TFM_RES_WEAK_KEY 0x00100000
#define CRYPTO_TFM_RES_BAD_KEY_LEN 0x00200000
#define CRYPTO_TFM_RES_BAD_KEY_SCHED 0x00400000