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btrfs-progs: fix btrfs-progs not provide blk_zone
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WYC-2020 authored and Beginner-Go committed Feb 16, 2022
1 parent 00972ca commit faa4a71
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Showing 3 changed files with 66 additions and 0 deletions.
1 change: 1 addition & 0 deletions utils/btrfs-progs/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ PKG_LICENSE_FILES:=COPYING
PKG_INSTALL:=1
PKG_BUILD_PARALLEL:=1
PKG_BUILD_DEPENDS:=acl
PKG_FIXUP:=autoreconf

include $(INCLUDE_DIR)/package.mk

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Original file line number Diff line number Diff line change
@@ -0,0 +1,51 @@
From a065c28f8d6c5785d9c3730cb62078b8dbb4dc91 Mon Sep 17 00:00:00 2001
From: W_Y_CPP <383152993@qq.com>
Date: Tue, 15 Feb 2022 22:40:18 -0500
Subject: [PATCH] improve autodetection of zoned mode

---
configure.ac | 26 ++++++++++++++++++++++++--
1 file changed, 24 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 26d8510..2b16249 100644
--- a/configure.ac
+++ b/configure.ac
@@ -282,10 +282,32 @@ AC_CHECK_HEADER(linux/blkzoned.h, [blkzoned_found=yes], [blkzoned_found=no])
AC_CHECK_MEMBER([struct blk_zone.capacity], [blkzoned_capacity=yes], [blkzoned_capacity=no], [[#include <linux/blkzoned.h>]])
AX_CHECK_DEFINE([linux/blkzoned.h], [BLKGETZONESZ], [blkzoned_getzonesz=yes], [blkzoned_getzonesz=no])
AC_ARG_ENABLE([zoned],
- AS_HELP_STRING([--disable-zoned], [disable zoned block device support]),
- [], [enable_zoned=$blkzoned_found]
+ AS_HELP_STRING([--disable-zoned], [disable zoned block device support (default: detect)]),
+ [], [enable_zoned=$blkzoned_capacity]
)

+# Autodetect zoned support
+AS_IF([test "x$enableval" = "x"], [
+ cansupportzoned=yes
+ if test "x$blkzoned_found" = xno; then
+ cansupportzoned=no
+ fi
+ if test "x$blkzoned_capacity" = xno; then
+ cansupportzoned=no
+ fi
+ if test "x$blkzoned_getzonesz" = xno; then
+ cansupportzoned=no
+ fi
+ if test "x$cansupportzoned" = xno; then
+ AC_MSG_NOTICE([insufficient support for zoned mode, cannot enable])
+ enable_zoned=no
+ else
+ enable_zoned=yes
+ fi
+])
+
+# Explicitly requested by --enable-zoned
+
AS_IF([test "x$enable_zoned" = xyes], [
if test "x$blkzoned_found" = xno; then
AC_MSG_ERROR([Couldn't find linux/blkzoned.h])
--
2.17.1

Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
--- btrfs-progs-v5.16.1/kernel-shared/zoned.h.orig 2022-02-06 11:09:39.728318915 +0000
+++ btrfs-progs-v5.16.1/kernel-shared/zoned.h 2022-02-06 11:11:21.772323202 +0000
@@ -145,6 +145,11 @@ static inline int btrfs_reset_dev_zone(i
return 0;
}

+static inline bool zoned_profile_supported(u64 flags)
+{
+ return false;
+}
+
static inline bool zone_is_sequential(struct btrfs_zoned_device_info *zinfo,
u64 bytenr)
{

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