liburing: Upgrade to 2.7 and fix build on riscv32

Fix build regression with musl

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/liburing/liburing/0001-test-Compile-nolibc.c-only-when-CONFIG_NOLIBC-is-set.patch

@@ -0,0 +1,43 @@
+From 7ea4e55a91e6d5564c6de762c2d1afc78ff9cfd3 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Mon, 16 Sep 2024 22:58:38 +0000
+Subject: [PATCH] test: Compile nolibc.c only when CONFIG_NOLIBC is set
+
+building nolibc.c fails for non nolibc targets
+
+Fixes
+In file included from nolibc.c:33:
+./../src/lib.h:20:2: error: "This arch doesn't support building liburing without libc"
+   20 | #error "This arch doesn't support building liburing without libc"
+      |  ^
+1 error generated.
+
+Upstream-Status: Backport [https://github.com/axboe/liburing/commit/a182f62c01f981cd9dd508ec952fbc975b263e3d]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ test/Makefile | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/test/Makefile b/test/Makefile
+index 0538a75..0dfecb8 100644
+--- a/test/Makefile
++++ b/test/Makefile
+@@ -126,7 +126,6 @@ test_srcs := \
+ 	msg-ring-overflow.c \
+ 	multicqes_drain.c \
+ 	no-mmap-inval.c \
+-	nolibc.c \
+ 	nop-all-sizes.c \
+ 	nop.c \
+ 	ooo-file-unreg.c \
+@@ -221,6 +220,10 @@ test_srcs := \
+ all_targets :=
+ include ../Makefile.quiet
+ 
++ifeq ($(CONFIG_NOLIBC),y)
++	test_srcs += nolibc.c
++endif
++
+ ifdef CONFIG_HAVE_STATX
+ 	test_srcs += statx.c
+ else ifdef CONFIG_HAVE_GLIBC_STATX

meta-oe/recipes-support/liburing/liburing/0001-test-Drop-including-error.h-header.patch

@@ -0,0 +1,27 @@
+From 684bcb2a8795fd399d6c164e51459a2785057b1c Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Tue, 17 Sep 2024 09:56:42 -0700
+Subject: [PATCH 1/2] test: Drop including error.h header
+
+There is no error APIs being used in this test, therefore
+drop including it, this also makes it portable to musl
+systems which do not have error.h
+
+Upstream-Status: Submitted [https://github.com/axboe/liburing/pull/1233]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ test/init-mem.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/test/init-mem.c b/test/init-mem.c
+index 6f9a02a..f512190 100644
+--- a/test/init-mem.c
++++ b/test/init-mem.c
+@@ -13,7 +13,6 @@
+ #include <netinet/udp.h>
+ #include <arpa/inet.h>
+ #include <net/if.h>
+-#include <error.h>
+ 
+ #include "liburing.h"
+ #include "helpers.h"

meta-oe/recipes-support/liburing/liburing/0002-ooo-file-unreg.c-Include-poll.h-instead-of-sys-poll..patch

@@ -0,0 +1,32 @@
+From d06433ff1a1905436cfcde80e22ee51bd9591536 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Tue, 17 Sep 2024 09:59:31 -0700
+Subject: [PATCH 2/2] ooo-file-unreg.c: Include poll.h instead of sys/poll.h
+
+This fixes a warning e.g.
+
+In file included from ooo-file-unreg.c:12:
+/mnt/b/yoe/master/build/tmp/work/riscv32-yoe-linux-musl/liburing/2.7/recipe-sysroot/usr/include/sys/poll.h:1:2: warning: redirecting incorrect #include <sys/poll.h> to <poll.h> [-W#warnings]
+    1 | #warning redirecting incorrect #include <sys/poll.h> to <poll.h>
+      |  ^
+1 warning generated.
+
+Upstream-Status: Submitted [https://github.com/axboe/liburing/pull/1233]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ test/ooo-file-unreg.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/test/ooo-file-unreg.c b/test/ooo-file-unreg.c
+index d76e0fb..dd6ea55 100644
+--- a/test/ooo-file-unreg.c
++++ b/test/ooo-file-unreg.c
+@@ -9,7 +9,7 @@
+ #include <sys/socket.h>
+ #include <unistd.h>
+ #include <stdlib.h>
+-#include <sys/poll.h>
++#include <poll.h>
+ 
+ #include "liburing.h"
+ #include "helpers.h"

meta-oe/recipes-support/liburing/liburing_2.7.bb

@@ -9,8 +9,11 @@ SECTION = "libs"
 LICENSE = "LGPL-2.1-only | MIT"
 LIC_FILES_CHKSUM = "file://README;beginline=41;endline=44;md5=2b0e9926530c269f5ae95560370195af"
 
-SRC_URI = "git://github.com/axboe/liburing.git;branch=master;protocol=https"
-SRCREV = "f7dcc1ea60819475dffd3a45059e16f04381bee7"
+SRC_URI = "git://github.com/axboe/liburing.git;branch=master;protocol=https \
+           file://0001-test-Compile-nolibc.c-only-when-CONFIG_NOLIBC-is-set.patch \
+           file://0001-test-Drop-including-error.h-header.patch \
+           file://0002-ooo-file-unreg.c-Include-poll.h-instead-of-sys-poll..patch"
+SRCREV = "5227d48b28ad8671e61d444b72678da584d2e6c3"
 
 S = "${WORKDIR}/git"
 
@@ -19,10 +22,11 @@ XCFLAGS = "-pthread"
 XCFLAGS:append:libc-musl = " -lucontext"
 
 USELIBC = ""
-# clang-18 on RV64 emits memset for arch/riscv64/syscall.h provided __do_syscall4 macro
+# clang-18+ on RV64 emits memset for arch/riscv64/syscall.h provided __do_syscall4 macro
 # this does not happen for gcc or older clang, so link with libc since we need memset API
 # -fno-builtin-memset does not help
 USELIBC:riscv64:toolchain-clang = "--use-libc"
+USELIBC:riscv32 = "--use-libc"
 EXTRA_OEMAKE = "'CC=${CC}' 'RANLIB=${RANLIB}' 'AR=${AR}' 'CFLAGS=${CFLAGS} -I${S}/include -DWITHOUT_XATTR' 'LDFLAGS=${LDFLAGS}' 'XCFLAGS=${XCFLAGS}' 'BUILDDIR=${S}'"
 do_configure() {
     ${S}/configure --prefix=${prefix} --libdir=${libdir} --libdevdir=${libdir} --mandir=${mandir} --datadir=${datadir} --includedir=${includedir} ${USELIBC}