Zijun Hu f1142d4e7a of: reserved-memory: Do not make kmemleak ignore freed address
[ Upstream commit 29091a52562bca4d6e678dd8f0085dac119d6a21 ]

early_init_dt_alloc_reserved_memory_arch() will free address @base when
suffers memblock_mark_nomap() error, but it still makes kmemleak ignore
the freed address @base via kmemleak_ignore_phys().

That is unnecessary, besides, also causes unnecessary warning messages:

kmemleak_ignore_phys()
 -> make_black_object()
    -> paint_ptr()
       -> kmemleak_warn() // warning message here.

Fix by avoiding kmemleak_ignore_phys() when suffer the error.

Fixes: 658aafc813 ("memblock: exclude MEMBLOCK_NOMAP regions from kmemleak")
Signed-off-by: Zijun Hu <quic_zijuhu@quicinc.com>
Link: https://lore.kernel.org/r/20250109-of_core_fix-v4-10-db8a72415b8c@quicinc.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2025-02-21 13:49:17 +01:00
2024-12-14 19:53:51 +01:00
2025-02-21 13:49:09 +01:00
2025-02-21 13:49:04 +01:00
2022-09-28 09:02:20 +02:00
2025-02-01 18:30:12 +01:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
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    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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