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New posts in linux-kernel
why does mmap fail?
Oct 28, 2025
c
linux-kernel
linux-device-driver
mmap
Debugging kernel hang
Oct 27, 2025
linux-kernel
embedded-linux
Why thread_info should be the first element in task_struct?
Oct 28, 2025
c
linux
process
linux-kernel
Reading data from mmaped NULL pointer
Oct 29, 2025
c
linux
linux-kernel
null
mmap
What does SReclaimable in meminfo mean
Oct 28, 2025
linux
memory-management
linux-kernel
Linux kernel dump: How to get the owner of a spinlock
Oct 28, 2025
linux-kernel
crash-dumps
spinlock
Will gettimeofday() be slowed due to the fix to the recently announced Intel bug?
Oct 28, 2025
linux-kernel
intel
vdso
What is the function of "none" in "mount -t debugfs none /sys/kernel/debug"?
Oct 28, 2025
linux
linux-kernel
mount
Mapping of user level and kernel level thread
Oct 28, 2025
multithreading
linux-kernel
operating-system
why is the open() syscall supported on some Linux systems and not others?
Oct 28, 2025
linux-kernel
arm64
archlinux-arm
How can i enable/disable kernel kaslr, smep and smap
Oct 27, 2025
linux
linux-kernel
x86
Is running sync before drop_caches necessary?
Oct 27, 2025
performance
caching
linux-kernel
How does down_read(semaphore) work in kernel?
Oct 27, 2025
linux-kernel
kernel
semaphore
Kernel panic - not syncing: Requested init /linuxrc failed (error -2)
Oct 26, 2025
linux-kernel
embedded-linux
yocto
u-boot
imx6
ext4 commit= mount option and dirty_writeback_centisecs
Oct 25, 2025
performance
io
linux-kernel
disk
ext4
What is the main difference between RSS, RPS and RFS?
Oct 27, 2025
linux
performance
network-programming
tcp
linux-kernel
is tcpdump affected by iptables filtering? [closed]
Oct 25, 2025
linux
network-programming
linux-kernel
iptables
tcpdump
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