diff options
| -rw-r--r-- | src/jtag/commands.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/jtag/commands.c b/src/jtag/commands.c index 5e06840a..750ebab0 100644 --- a/src/jtag/commands.c +++ b/src/jtag/commands.c @@ -36,13 +36,14 @@ #include "commands.h" struct cmd_queue_page { + struct cmd_queue_page *next; void *address; size_t used; - struct cmd_queue_page *next; }; #define CMD_QUEUE_PAGE_SIZE (1024 * 1024) static struct cmd_queue_page *cmd_queue_pages; +static struct cmd_queue_page *cmd_queue_pages_tail; struct jtag_command *jtag_command_queue; static struct jtag_command **next_command_pointer = &jtag_command_queue; @@ -100,8 +101,7 @@ void *cmd_queue_alloc(size_t size) /* Done... */ if (*p_page) { - while ((*p_page)->next) - p_page = &((*p_page)->next); + p_page = &cmd_queue_pages_tail; if (CMD_QUEUE_PAGE_SIZE - (*p_page)->used < size) p_page = &((*p_page)->next); } @@ -113,6 +113,7 @@ void *cmd_queue_alloc(size_t size) CMD_QUEUE_PAGE_SIZE : size; (*p_page)->address = malloc(alloc_size); (*p_page)->next = NULL; + cmd_queue_pages_tail = *p_page; } offset = (*p_page)->used; @@ -134,6 +135,7 @@ static void cmd_queue_free(void) } cmd_queue_pages = NULL; + cmd_queue_pages_tail = NULL; } void jtag_command_queue_reset(void) |