Is there a way to cause this to happen (short of recoding every instance of the call, say time() to be a call to syscall()?
Make a function implemented as a vDSO actually syscall?
107 views Asked by John Hascall At
0
There are 0 answers
Related Questions in LINUX
- Is there some way to use printf to print a horizontal list of decrementing hex digits in NASM assembly on Linux
- Why does Hugo generate different taxonomy-related HTML on different OS's?
- Writes in io_uring do not advance the file offset
- Why `set -o pipefail` gives different output even though the pipe is not failing
- what really controls the permissions: UID or eUID?
- Compiling eBPF program in Docker fails due to missing '__u64' type
- Docker container unable to make HTTPS requests to external API
- Whow to use callback_query_handler in Python 3.10
- Create kea runtime directory at startup in Yocto image
- Problem on CPU scheduling algorithms in OS
- How to copy files into the singularity sandbox?
- Android kernel error: undefined reference to `get_hw_version_platform'
- Is there a need for BPF Linux namespace?
- Error when trying to execute a binary compiled in a Kali Linux machine on an Ubuntu system
- Issue with launching application after updating ElectronJs to version 28.0.0 on Windows and Linux
Related Questions in SYSTEM-CALLS
- seccomp_unotify can't catch syscall more than once
- Why do register arg values need to be re-assigned in NASM after an int 0x80 system call?
- How to use mmap iteratively to map data in small chunks from a large file
- I want to use toilet to modify hook_function
- Finding total RAM consumption of process, including swap
- Why is the write system call printing an incorrect number of characters?
- Why is fork() accepted in strace if the actual syscall is clone()?
- Why does sudo kill -15 on sh and docker-compose PIDs not stop Docker containers?
- How to know if a syscall returned an error?
- Why does the assembly after my sys_clone call affect the cloned process?
- Why does mov fail to set dynamic section sizes when used on a function using GCC
- undefined reference to `sys_getprocs' when getting number of processes in Xv6
- Hello World in assembly on x86-64 Windows vs. Linux with int 0x80 system call
- C semaphore and shared memory
- Nginx tries to read config file in one pread() and fails on specific AMI on Amazon
Related Questions in VDSO
- how can you dump [vvar] segment
- How does one do a "zero-syscall clock_gettime" without dynamic linking?
- How to use syscall to change vDSO content
- Why does strace ignore some syscalls (randomly) depending on environment/kernel?
- How to modify vdso variable (vvar)?
- How can I correctly create a new variable in vvar.h for my new VSDO func?
- time() not using vdso?
- Why getpid() is not implemented in x86_64's vdso?
- Dynamic Memory Allocation in kernel's VDSO
- Using __kernel_vsyscall to call write system call not working
- Map ioport form hardware to vDSO function
- Where is linux-vdso.so.1 present on the file system
- Is there a way to create a vDSO with the latest kernel?
- When do Linux system calls trigger a segfault vs returning EFAULT?
- What is the difference between vdso32 amd vdsox32?
Popular Questions
- How do I undo the most recent local commits in Git?
- How can I remove a specific item from an array in JavaScript?
- How do I delete a Git branch locally and remotely?
- Find all files containing a specific text (string) on Linux?
- How do I revert a Git repository to a previous commit?
- How do I create an HTML button that acts like a link?
- How do I check out a remote Git branch?
- How do I force "git pull" to overwrite local files?
- How do I list all files of a directory?
- How to check whether a string contains a substring in JavaScript?
- How do I redirect to another webpage?
- How can I iterate over rows in a Pandas DataFrame?
- How do I convert a String to an int in Java?
- Does Python have a string 'contains' substring method?
- How do I check if a string contains a specific word?
Trending Questions
- UIImageView Frame Doesn't Reflect Constraints
- Is it possible to use adb commands to click on a view by finding its ID?
- How to create a new web character symbol recognizable by html/javascript?
- Why isn't my CSS3 animation smooth in Google Chrome (but very smooth on other browsers)?
- Heap Gives Page Fault
- Connect ffmpeg to Visual Studio 2008
- Both Object- and ValueAnimator jumps when Duration is set above API LvL 24
- How to avoid default initialization of objects in std::vector?
- second argument of the command line arguments in a format other than char** argv or char* argv[]
- How to improve efficiency of algorithm which generates next lexicographic permutation?
- Navigating to the another actvity app getting crash in android
- How to read the particular message format in android and store in sqlite database?
- Resetting inventory status after order is cancelled
- Efficiently compute powers of X in SSE/AVX
- Insert into an external database using ajax and php : POST 500 (Internal Server Error)