diff options
Diffstat (limited to 'meta-agl-core/recipes-support/rng-tools/rng-tools/0003-rngd_jitter-always-read-from-entropy-pipe-before-set.patch')
-rw-r--r-- | meta-agl-core/recipes-support/rng-tools/rng-tools/0003-rngd_jitter-always-read-from-entropy-pipe-before-set.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/meta-agl-core/recipes-support/rng-tools/rng-tools/0003-rngd_jitter-always-read-from-entropy-pipe-before-set.patch b/meta-agl-core/recipes-support/rng-tools/rng-tools/0003-rngd_jitter-always-read-from-entropy-pipe-before-set.patch deleted file mode 100644 index b3bc8028e..000000000 --- a/meta-agl-core/recipes-support/rng-tools/rng-tools/0003-rngd_jitter-always-read-from-entropy-pipe-before-set.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 36bc92ef2789b13183c8895d83665f48b13c2b9e Mon Sep 17 00:00:00 2001 -From: Matthias Schiffer <matthias.schiffer@tq-group.com> -Date: Wed, 27 Jan 2021 16:22:39 +0100 -Subject: [PATCH] rngd_jitter: always read from entropy pipe before setting - O_NONBLOCK - -Even with AES disabled, we want to make sure that jent_read_entropy() has -already generated some entropy before we consider the the source -initialized. Otherwise "Entropy Generation is slow" log spam will be -emitteded until this has happened, which can take several seconds. - -Signed-off-by: Matthias Schiffer <matthias.schiffer@tq-group.com> ---- - rngd_jitter.c | 11 +++++++++++ - 1 file changed, 11 insertions(+) - -diff --git a/rngd_jitter.c b/rngd_jitter.c -index 48f344c..b736cdd 100644 ---- a/rngd_jitter.c -+++ b/rngd_jitter.c -@@ -492,6 +492,17 @@ int init_jitter_entropy_source(struct rng *ent_src) - message_entsrc(ent_src,LOG_CONS|LOG_INFO, "libgcrypt not available. Disabling AES in JITTER source\n"); - ent_src->rng_options[JITTER_OPT_USE_AES].int_val = 0; - #endif -+ } else { -+ /* -+ * Make sure that an entropy gathering thread has generated -+ * at least some entropy before setting O_NONBLOCK and finishing -+ * the entropy source initialization. -+ * -+ * This avoids "Entropy Generation is slow" log spamming that -+ * would otherwise happen until jent_read_entropy() has run -+ * for the first time. -+ */ -+ xread_jitter(&i, 1, ent_src); - } - message_entsrc(ent_src,LOG_DAEMON|LOG_INFO, "Enabling JITTER rng support\n"); - return 0; |