no_compat_mmap 219 include/sound/pcm.h int no_compat_mmap; no_compat_mmap 656 sound/core/pcm_compat.c pcm_file->no_compat_mmap = 1; no_compat_mmap 3310 sound/core/pcm_native.c if (pcm_file->no_compat_mmap) no_compat_mmap 3324 sound/core/pcm_native.c if (pcm_file->no_compat_mmap)