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author | Wei Yang <richard.weiyang@gmail.com> | 2024-06-11 14:52:23 +0000 |
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committer | Andrew Morton <akpm@linux-foundation.org> | 2024-07-03 19:30:08 -0700 |
commit | 4f66da89d31ca56d4c41de01dd663f79d697904b (patch) | |
tree | 003997c8ebf825381c768f6f3b0d54148d8aaed6 /scripts/mksysmap | |
parent | afb90a36c643112bc8cabefb71c110ee2b757ca3 (diff) | |
download | lwn-4f66da89d31ca56d4c41de01dd663f79d697904b.tar.gz lwn-4f66da89d31ca56d4c41de01dd663f79d697904b.zip |
mm/mm_init.c: print mem_init info after defer_init is done
Current call flow looks like this:
start_kernel
mm_core_init
mem_init
mem_init_print_info
rest_init
kernel_init
kernel_init_freeable
page_alloc_init_late
deferred_init_memmap
If CONFIG_DEFERRED_STRUCT_PAGE_INIT, the time mem_init_print_info()
calls, pages are not totally initialized and freed to buddy.
This has one issue
* nr_free_pages() just contains partial free pages in the system,
which is not we expect.
Let's print the mem info after defer_init is done.
Also this would help changing totalram_pages accounting, since we plan
to move the accounting into __free_pages_core().
Link: https://lkml.kernel.org/r/20240611145223.16872-1-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Acked-by: David Hildenbrand <david@redhat.com>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'scripts/mksysmap')
0 files changed, 0 insertions, 0 deletions