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ringbuffer: RINGBUFFER_FREESPACE

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Matheus
2024-09-01 13:13:00 -03:00
parent 29d459bdab
commit fe1102224e
2 changed files with 2 additions and 1 deletions
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kernel-src/fs/pipefs.c
+1 -1
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@@ -223,7 +223,7 @@ int pipefs_write(vnode_t *node, void *buffer, size_t size, uintmax_t offset, int
if (revents & POLLHUP) if (revents & POLLHUP)
break; break;
size_t freebytes = RINGBUFFER_SIZE(&pipenode->data) - RINGBUFFER_DATACOUNT(&pipenode->data); size_t freebytes = RINGBUFFER_FREESPACE(&pipenode->data);
// case 1 // case 1
if (nonblock == false && atomic && freebytes >= size) if (nonblock == false && atomic && freebytes >= size)
break; break;
kernel-src/include/ringbuffer.h
+1
View File
@@ -20,5 +20,6 @@ size_t ringbuffer_peek(ringbuffer_t *ringbuffer, void *buffer, uintmax_t offset,
#define RINGBUFFER_DATACOUNT(x) ((x)->write - (x)->read) #define RINGBUFFER_DATACOUNT(x) ((x)->write - (x)->read)
#define RINGBUFFER_SIZE(x) (x)->size #define RINGBUFFER_SIZE(x) (x)->size
#define RINGBUFFER_FREESPACE(x) (RINGBUFFER_SIZE(x) - RINGBUFFER_DATACOUNT(x))
#endif #endif