fix: 修复LOSCFG_FS_FAT_CACHE宏关闭后编译失败的BUG 1. 在必要处增加宏开关关闭部分代码的编译; 2. 由于驱动是一个独立的内核线程,在一些场景下文件系统会将用户态地址透传给驱动,这会导致内核崩溃。 因此在需要透传用户态地址时增加了一个内核buffer作为中转。 Close #I3T3N0 Signed-off-by: Far <yesiyuan2@huawei.com>
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@@ -165,6 +165,10 @@ extern "C" {
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#define DISK_ATA_GET_MODEL 21 /* Get model name */
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#define DISK_ATA_GET_SN 22 /* Get serial number */
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#ifdef LOSCFG_FS_FAT_CACHE
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#define DISK_DIRECT_BUFFER_SIZE 4 /* los_disk direct io buffer when bcache is off */
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#endif
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typedef enum _disk_status_ {
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STAT_UNUSED,
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STAT_INUSED,
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@@ -187,6 +191,9 @@ typedef struct _los_disk_ {
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CHAR *disk_name;
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LOS_DL_LIST head; /* link head of all the partitions */
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struct pthread_mutex disk_mutex;
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#ifndef LOSCFG_FS_FAT_CACHE
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UINT8 *buff;
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#endif
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} los_disk;
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typedef struct _los_part_ {
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