tree 4a1f71157dfbc6f588fa7a9478ebe318172d461b
parent 3a3b7fec3974f954600844e41d773c00857ef48a
author Wei Yang <richard.weiyang@gmail.com> 1719797649 +0000
committer Andrew Morton <akpm@linux-foundation.org> 1720638894 -0700

kernel/fork.c: get totalram_pages from memblock to calculate max_threads

Since we plan to move the accounting into __free_pages_core(),
totalram_pages may not represent the total usable pages on system at this
point when defer_init is enabled.

Instead we can get the total usable pages from memblock directly.

Link: https://lkml.kernel.org/r/20240701013410.17260-1-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>