Commit 691ff591 authored by Tiwei Bie's avatar Tiwei Bie Committed by Johannes Berg
Browse files

um: Make host_task_size a local variable 



Currently, host_task_size is a global variable, but it is only used
in linux_main() to compute stub_start and task_size. Make it a local
variable to limit its scope to where it is actually needed.

Signed-off-by: default avatarTiwei Bie <tiwei.btw@antgroup.com>
Link: https://patch.msgid.link/20251027054519.1996090-2-tiwei.bie@linux.dev


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 3c9b904f

arch/um/include/shared/as-layout.h

+0 −1
Original line number Diff line number Diff line
@@ -44,7 +44,6 @@ extern unsigned long start_vm; 


extern unsigned long brk_start;



extern unsigned long host_task_size;

extern unsigned long stub_start;



extern int linux_main(int argc, char **argv, char **envp);

arch/um/kernel/um_arch.c

+1 −2
Original line number Diff line number Diff line
@@ -252,8 +252,6 @@ unsigned long stub_start; 
unsigned long task_size;

EXPORT_SYMBOL(task_size);



unsigned long host_task_size;



unsigned long brk_start;

unsigned long end_iomem;

EXPORT_SYMBOL(end_iomem);
@@ -306,6 +304,7 @@ int __init linux_main(int argc, char **argv, char **envp) 
{

	unsigned long avail, diff;

	unsigned long virtmem_size, max_physmem;

	unsigned long host_task_size;

	unsigned long stack;

	unsigned int i;

	int add;