From 70abaac71ea801f8ef8d9f3fb0873e6d18182bc8 Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Tue, 31 Dec 2024 16:10:03 +0100 Subject: [PATCH] package/emlog: backport patch fixing the build with Linux 6.12 The emlog kernel module code uses a function that no longer exists in Linux 6.12. Backport a patch from upstream that fixes this issue. Fixes: https://autobuild.buildroot.org/results/9233db6ca0e70d8e90a3ef59e521d1398724502d/ Signed-off-by: Thomas Petazzoni Signed-off-by: Julien Olivain --- ...not-use-no_llseek-with-kernel-6.12.0.patch | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 package/emlog/0002-emlog-Do-not-use-no_llseek-with-kernel-6.12.0.patch diff --git a/package/emlog/0002-emlog-Do-not-use-no_llseek-with-kernel-6.12.0.patch b/package/emlog/0002-emlog-Do-not-use-no_llseek-with-kernel-6.12.0.patch new file mode 100644 index 0000000000..20cacc97be --- /dev/null +++ b/package/emlog/0002-emlog-Do-not-use-no_llseek-with-kernel-6.12.0.patch @@ -0,0 +1,35 @@ +From 35a0e8d33c5a520df458483237966fa1b1024a3f Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Sat, 14 Dec 2024 09:55:10 -0800 +Subject: [PATCH] emlog: Do not use no_llseek with kernel 6.12.0+ + +no_llseek is finally gone with 6.12-rc1 [1] + +[1] https://github.com/torvalds/linux/commit/cb787f4ac0c2e439ea8d7e6387b925f74576bdf8 +Signed-off-by: Thomas Petazzoni +Upstream: https://github.com/nicupavel/emlog/commit/dca01ea62833249d78ac3bdf277b73424bf93e89 +--- + emlog.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/emlog.c b/emlog.c +index 2ead738..b45c72d 100644 +--- a/emlog.c ++++ b/emlog.c +@@ -464,7 +464,12 @@ static const struct file_operations emlog_fops = { + .open = emlog_open, + .release = emlog_release, + .poll = emlog_poll, +- .llseek = no_llseek, /* no_llseek by default introduced at v2.6.37-rc1 */ ++#if LINUX_VERSION_CODE < KERNEL_VERSION(6, 12, 0) ++ /* no_llseek by default introduced at v2.6.37-rc1 and ++ * removed in 6.12.0 ++ */ ++ .llseek = no_llseek, ++#endif + .owner = THIS_MODULE, + }; + +-- +2.47.1 +