Re: [Qemu-devel] [PATCH] hw/9pfs: use g_strdup_printf() instead of PATH_MAX limitation

2014-02-27 Thread Chen Gang
On 02/24/2014 08:52 PM, Markus Armbruster wrote: Gang Chen gang.chen.5...@gmail.com writes: Excuse me, I have no enough time resources during work day, so I will/should send the patches within week end (2014-03-02). If we can not bear the time point, please help send the patches for me.

Re: [Qemu-devel] [PATCH] hw/9pfs: use g_strdup_printf() instead of PATH_MAX limitation

2014-02-24 Thread Markus Armbruster
Chen Gang gang.chen.5...@gmail.com writes: When path is truncated by PATH_MAX limitation, it causes QEMU to access incorrect file. So use original full path instead of PATH_MAX within 9pfs (need check/process ENOMEM for related memory allocation). Also find/fix several another related issues

Re: [Qemu-devel] [PATCH] hw/9pfs: use g_strdup_printf() instead of PATH_MAX limitation

2014-02-24 Thread Gang Chen
Firstly, thank you very much for your reviewing. :-) On 02/24/2014 05:22 PM, Markus Armbruster wrote: Chen Gang gang.chen.5...@gmail.com writes: When path is truncated by PATH_MAX limitation, it causes QEMU to access incorrect file. So use original full path instead of PATH_MAX within 9pfs

Re: [Qemu-devel] [PATCH] hw/9pfs: use g_strdup_printf() instead of PATH_MAX limitation

2014-02-24 Thread Markus Armbruster
Gang Chen gang.chen.5...@gmail.com writes: Firstly, thank you very much for your reviewing. :-) On 02/24/2014 05:22 PM, Markus Armbruster wrote: Chen Gang gang.chen.5...@gmail.com writes: When path is truncated by PATH_MAX limitation, it causes QEMU to access incorrect file. So use

[Qemu-devel] [PATCH] hw/9pfs: use g_strdup_printf() instead of PATH_MAX limitation

2014-02-22 Thread Chen Gang
When path is truncated by PATH_MAX limitation, it causes QEMU to access incorrect file. So use original full path instead of PATH_MAX within 9pfs (need check/process ENOMEM for related memory allocation). Also find/fix several another related issues when failure occurs. - check 'fh' in

Re: [Qemu-devel] [PATCH] hw/9pfs: use g_strdup_printf() instead of PATH_MAX limitation

2014-02-22 Thread Chen Gang
During the test, I found that if the path is long, the performance is very very slow under 9pfs (whether apply this patch or not, the results are the same). So after this patch passes checking, I will/should analyse this performance issue, next. Thanks. On 02/23/2014 12:48 PM, Chen Gang wrote: