Re: Bug?: unlink cause btrfs error but other fs don't

2019-09-04 Thread Hongzhi, Song
On 9/4/19 6:48 PM, Josef Bacik wrote: On Wed, Sep 04, 2019 at 04:02:24PM +0800, Hongzhi, Song wrote: Hi , *Kernel:*     After v5.2-rc1, qemux86-64     make -j40 ARCH=x86_64 CROSS_COMPILE=x86-64-gcc     use qemu to bootup kernel *Reproduce:*     There is a test case failed on btrfs

Re: Bug?: unlink cause btrfs error but other fs don't

2019-09-04 Thread Hongzhi, Song
est after next merge windows when those patches are supposed to be merged for 5.4 > Thank for your reply, I will keep eyes on the branch. ps: this email is my simply testcase from ltp --Hongzhi On 9/4/19 4:02 PM, Hongzhi, Song wrote: Hi , *Kernel:*     After v5.2-rc1, qemux86-64     mak

Re: Bug report: A commit about serial8250 cause the output disorderly at the phase of startup

2019-04-23 Thread Hongzhi, Song
On 4/23/19 2:48 PM, John Ogness wrote: On 2019-04-22, Hongzhi, Song wrote: Anyone notice this issue? Yes, I am aware of the issue. It is actually a feature, not a bug. ;-) Individual LOG_CONT messages, when classified as emergency messages, are printed immediately to the console. Yes

Re: Bug report: A commit about serial8250 cause the output disorderly at the phase of startup

2019-04-21 Thread Hongzhi, Song
Hi all, Anyone notice this issue? --Hongzhi On 4/19/19 10:24 AM, Hongzhi, Song wrote: 1. Issue description: Boot kernel( >= linux-rt-devel-v5.0.3 ) with qemu. Then qemu will print following disorderly messages. At the beginning, the messages are disorderly. But then it becomes norma

Question about mmap syscall and POSIX standard on mips arch

2018-10-17 Thread Hongzhi, Song
Hi all, Ltp has a POSIX teatcase about mmap, 24-2.c. https://github.com/linux-test-project/ltp/blob/e816127e5d8efbff5ae53e9c2292fae22f36838b/testcases/open_posix_testsuite/conformance/interfaces/mmap/24-2.c#L94 -part of code-     pa = mmap(addr, len, PROT_READ | PROT_WRITE, MAP_FIXED |

(v2. forward to qemu )-Panic with ext4,nbd,qemu-img,block

2018-01-21 Thread Hongzhi, Song
Hello, I create a virtual disk-image using qemu-img. And then I use /dev/nbd to map the image. I mount the /dev/nbd to a local dir with ext4-format Finally, I have some trouble about ext4-filesystem and block device, with using demand of rsync or dd to write the image. Reproduce :     qemu

Panic with ext4,nbd,qemu-img,block

2018-01-20 Thread Hongzhi, Song
Hello, I create a virtual disk-image using qemu-img. And then I use /dev/nbd to map the image. I mount the /dev/nbd to a local dir with ext4-format Finally, I have some trouble about ext4-filesystem and block device, with using demand of rsync or dd to write the image. Reproduce :     qemu