Re: [PATCH v7 5/6] 9pfs: differentiate readdir lock between 9P2000.u vs. 9P2000.L

On Sonntag, 19. Juli 2020 15:20:11 CEST Christian Schoenebeck wrote: > Previous patch suggests that it might make sense to use a different mutex > type now while handling readdir requests, depending on the precise > protocol variant, as v9fs_do_readdir_with_stat() (used by 9P2000.u) uses > a CoMute

[PATCH v7 5/6] 9pfs: differentiate readdir lock between 9P2000.u vs. 9P2000.L

Previous patch suggests that it might make sense to use a different mutex type now while handling readdir requests, depending on the precise protocol variant, as v9fs_do_readdir_with_stat() (used by 9P2000.u) uses a CoMutex to avoid deadlocks that might happen with QemuMutex otherwise, whereas do_r