File 0865-Fix-valid-range-for-SDio.patch of Package erlang

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File 0865-Fix-valid-range-for-SDio.patch of Package erlang (Revision 1df3ed72f7aa9edd3e18418a69795124)

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From 8fa3635514b7ab1aa6ce14fdf8327aff4b5c46fd Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Tue, 18 Feb 2020 23:28:04 +0100
Subject: [PATCH] Fix valid range for +SDio

---
 erts/doc/src/erl.xml          | 2 +-
 erts/emulator/beam/erl_init.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml
index 638e88ca31..b876d83c9f 100644
--- a/erts/doc/src/erl.xml
+++ b/erts/doc/src/erl.xml
@@ -1010,7 +1010,7 @@
       <tag><marker id="+SDio"/><c><![CDATA[+SDio DirtyIOSchedulers]]></c></tag>
       <item>
         <p>Sets the number of dirty I/O scheduler threads to create when
-          threading support has been enabled. Valid range is 0-1024. By
+          threading support has been enabled. Valid range is 1-1024. By
           default, the number of dirty I/O scheduler threads created is 10,
           same as the default number of threads in the <seealso
           marker="#async_thread_pool_size">async thread pool</seealso>.</p>
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index 5206d7564f..a8f18b20d7 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -652,7 +652,7 @@ void erts_usage(void)
     erts_fprintf(stderr, "-SDPcpu p1:p2  specify dirty CPU schedulers (p1) and dirty CPU schedulers\n");
     erts_fprintf(stderr, "               online (p2) as percentages of logical processors configured\n");
     erts_fprintf(stderr, "               and logical processors available, respectively\n");
-    erts_fprintf(stderr, "-SDio n        set number of dirty I/O schedulers, valid range is [0-%d]\n",
+    erts_fprintf(stderr, "-SDio n        set number of dirty I/O schedulers, valid range is [1-%d]\n",
 		 ERTS_MAX_NO_OF_DIRTY_IO_SCHEDULERS);
 #endif
     erts_fprintf(stderr, "-t size        set the maximum number of atoms the emulator can handle\n");
@@ -1017,7 +1017,7 @@ early_init(int *argc, char **argv) /*
 			} else if (strncmp(type, "io", 2) == 0) {
 			    arg = get_arg(argv[i]+5, argv[i+1], &i);
 			    dirty_io_scheds = atoi(arg);
-			    if (dirty_io_scheds < 0 ||
+			    if (dirty_io_scheds < 1 ||
 				dirty_io_scheds > ERTS_MAX_NO_OF_DIRTY_IO_SCHEDULERS) {
 				erts_fprintf(stderr,
 					     "bad number of dirty I/O schedulers %s\n",
-- 
2.16.4

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File 0865-Fix-valid-range-for-SDio.patch of Package erlang (Revision 1df3ed72f7aa9edd3e18418a69795124)

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