https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117049
--- Comment #3 from Akhilesh Kumar <akhilesh.k at samsung dot com> ---
Minor correction(above logs pls ignore) this can be reproduce with below kernel
module but from simple application unable to reproduce.
akhilesh.k@B0110LHG:~/Activity/L_sections/module$
riscv64-unknown-linux-gnu-objdump -d
/home/akhilesh.k/Activity/L_sections/module/spinlock_sleep.ko | grep ".L"
/home/akhilesh.k/Activity/L_sections/module/spinlock_sleep.ko: file format
elf64-littleriscv
0000000000000018 <.LVL0>:
0000000000000018 <.LBB13>:
24: 000080e7 jalr ra # 20 <.LBB13+0x8>
0000000000000028 <.LBE13>:
2a: bb850513 addi a0,a0,-1096 # bb8 <.LASF527+0x3>
32: 000080e7 jalr ra # 2e <.LBE13+0x6>
0000000000000036 <.LBB15>:
42: 000080e7 jalr ra # 3e <.LBB15+0x8>
0000000000000046 <.LBE15>:
akhilesh.k@B0110LHG:~/Activity/L_sections/module$
akhilesh.k@B0110LHG:~/Activity/L_sections/module$
armv7l-unknown-linux-gnueabi-objdump -d
/home/akhilesh.k/Activity/L_sections/module/spinlock_sleep.ko | grep ".L"
/home/akhilesh.k/Activity/L_sections/module/spinlock_sleep.ko: file format
elf32-littlearm
akhilesh.k@B0110LHG:~/Activity/L_sections/module$ file
/home/akhilesh.k/Activity/L_sections/module/spinlock_sleep.ko
/home/akhilesh.k/Activity/L_sections/module/spinlock_sleep.ko: ELF 32-bit LSB
relocatable, ARM, EABI5 version 1 (SYSV),
BuildID[sha1]=cb7842df087e0437640be41e63e5b02e1a4eb0d1, with debug_info, not
stripped
akhilesh.k@B0110LHG:~/Activity/L_sections/module$
akhilesh.k@B0110LHG:~/Activity/L_sections$ cat module/spinlock_sleep.c
#include<linux/module.h>
#include<linux/kernel.h>
#include<linux/init.h>
#include<linux/delay.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("STEP");
MODULE_DESCRIPTION("SPINLOCK LOOP Program");
MODULE_VERSION("0.1");
DEFINE_SPINLOCK(spinlock_a);
static int __init spinlock_loop_start(void){
pr_warn("Loading spinlock_loop module.. \n");
spin_lock(&spinlock_a);
msleep(3000);
spin_unlock(&spinlock_a);
return 0;
}
static void __exit spinlock_loop_end(void){
printk(KERN_INFO "Bye \n ");
}
module_init(spinlock_loop_start);
module_exit(spinlock_loop_end);
akhilesh.k@B0110LHG:~/Activity/L_sections$
