From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,rppt@kernel.org,pratyush@kernel.org,kees@kernel.org,graf@amazon.com,ebiggers@google.com,dave@vasilevsky.ca,coxu@redhat.com,bhe@redhat.com,arnd@arndb.de,pasha.tatashin@soleen.com,akpm@linux-foundation.org
Subject: [merged mm-nonmm-stable] kho-always-expose-output-fdt-in-debugfs.patch removed from -mm tree
Date: Thu, 27 Nov 2025 14:26:18 -0800 [thread overview]
Message-ID: <20251127222618.CBC19C4CEF8@smtp.kernel.org> (raw)
The quilt patch titled
Subject: kho: always expose output FDT in debugfs
has been removed from the -mm tree. Its filename was
kho-always-expose-output-fdt-in-debugfs.patch
This patch was dropped because it was merged into the mm-nonmm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Pasha Tatashin <pasha.tatashin@soleen.com>
Subject: kho: always expose output FDT in debugfs
Date: Fri, 14 Nov 2025 13:59:55 -0500
Currently, the output FDT is added to debugfs only when KHO is finalized
and removed when aborted.
There is no need to hide the FDT based on the state. Always expose it
starting from initialization. This aids the transition toward removing
the explicit abort functionality and converting KHO to be fully stateless.
Link: https://lkml.kernel.org/r/20251114190002.3311679-7-pasha.tatashin@soleen.com
Signed-off-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Pratyush Yadav <pratyush@kernel.org>
Cc: Alexander Graf <graf@amazon.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Baoquan He <bhe@redhat.com>
Cc: Coiby Xu <coxu@redhat.com>
Cc: Dave Vasilevsky <dave@vasilevsky.ca>
Cc: Eric Biggers <ebiggers@google.com>
Cc: Kees Cook <kees@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
kernel/liveupdate/kexec_handover.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
--- a/kernel/liveupdate/kexec_handover.c~kho-always-expose-output-fdt-in-debugfs
+++ a/kernel/liveupdate/kexec_handover.c
@@ -1234,8 +1234,6 @@ int kho_abort(void)
__kho_abort();
kho_out.finalized = false;
- kho_debugfs_fdt_remove(&kho_out.dbg, kho_out.fdt);
-
return 0;
}
@@ -1306,9 +1304,6 @@ int kho_finalize(void)
kho_out.finalized = true;
- WARN_ON_ONCE(kho_debugfs_fdt_add(&kho_out.dbg, "fdt",
- kho_out.fdt, true));
-
return 0;
}
@@ -1425,6 +1420,9 @@ static __init int kho_init(void)
init_cma_reserved_pageblock(pfn_to_page(pfn));
}
+ WARN_ON_ONCE(kho_debugfs_fdt_add(&kho_out.dbg, "fdt",
+ kho_out.fdt, true));
+
return 0;
err_free_fdt:
_
Patches currently in -mm which might be from pasha.tatashin@soleen.com are
liveupdate-luo_flb-introduce-file-lifecycle-bound-global-state.patch
tests-liveupdate-add-in-kernel-liveupdate-test.patch
reply other threads:[~2025-11-27 22:26 UTC|newest]
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