sys-fs/zfs-kmod: Sync with Gentoo

It's from Gentoo commit e5ac9fc75373b789e8e87fb1493fe7b4f40fae2a.

Signed-off-by: Flatcar Buildbot <buildbot@flatcar-linux.org>
This commit is contained in:
Flatcar Buildbot 2025-09-15 07:11:21 +00:00 committed by Krzesimir Nowak
parent c695cdbb93
commit 5e7f5e1a48
4 changed files with 63 additions and 0 deletions

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@ -0,0 +1,60 @@
From 9acedbaceec362d08a33ebfe7c4c7efcee81d094 Mon Sep 17 00:00:00 2001
From: Brian Behlendorf <behlendorf1@llnl.gov>
Date: Tue, 2 Sep 2025 09:34:08 -0700
Subject: [PATCH] config: Fix LLVM-21 -Wuninitialized-const-pointer warning
LLVM-21 enables -Wuninitialized-const-pointer which results in the
following compiler warning and the bdev_file_open_by_path() interface
not being detected for 6.9 and newer kernels. The blk_holder_ops
are not used by the ZFS code so we can safely use a NULL argument
for this check.
bdev_file_open_by_path/bdev_file_open_by_path.c:110:54: error:
variable 'h' is uninitialized when passed as a const pointer
argument here [-Werror,-Wuninitialized-const-pointer]
Reviewed-by: Rob Norris <robn@despairlabs.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #17682
Closes #17684
---
config/kernel-blkdev.m4 | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/config/kernel-blkdev.m4 b/config/kernel-blkdev.m4
index 83190c6fbe3f..02011bf39fb2 100644
--- a/config/kernel-blkdev.m4
+++ b/config/kernel-blkdev.m4
@@ -29,9 +29,8 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BLKDEV_GET_BY_PATH_4ARG], [
const char *path = "path";
fmode_t mode = 0;
void *holder = NULL;
- struct blk_holder_ops h;
- bdev = blkdev_get_by_path(path, mode, holder, &h);
+ bdev = blkdev_get_by_path(path, mode, holder, NULL);
])
])
@@ -48,9 +47,8 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BLKDEV_BDEV_OPEN_BY_PATH], [
const char *path = "path";
fmode_t mode = 0;
void *holder = NULL;
- struct blk_holder_ops h;
- bdh = bdev_open_by_path(path, mode, holder, &h);
+ bdh = bdev_open_by_path(path, mode, holder, NULL);
])
])
@@ -68,9 +66,8 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BDEV_FILE_OPEN_BY_PATH], [
const char *path = "path";
fmode_t mode = 0;
void *holder = NULL;
- struct blk_holder_ops h;
- file = bdev_file_open_by_path(path, mode, holder, &h);
+ file = bdev_file_open_by_path(path, mode, holder, NULL);
])
])

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@ -61,6 +61,7 @@ PDEPEND="dist-kernel? ( ~sys-fs/zfs-${PV}[dist-kernel] )"
PATCHES=(
"${FILESDIR}"/${PN}-2.1.11-gentoo.patch
"${FILESDIR}"/${PN}-2.3.3-bdev-interface.patch
)
pkg_pretend() {

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@ -61,6 +61,7 @@ PDEPEND="dist-kernel? ( ~sys-fs/zfs-${PV}[dist-kernel] )"
PATCHES=(
"${FILESDIR}"/${PN}-2.1.11-gentoo.patch
"${FILESDIR}"/${PN}-2.3.3-bdev-interface.patch
)
pkg_pretend() {

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@ -61,6 +61,7 @@ PDEPEND="dist-kernel? ( ~sys-fs/zfs-${PV}[dist-kernel] )"
PATCHES=(
"${FILESDIR}"/${PN}-2.1.11-gentoo.patch
"${FILESDIR}"/${PN}-2.3.3-bdev-interface.patch
)
pkg_pretend() {