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PR2040: libblock: Flash disk starvations statistic

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This commit is contained in:
Sebastian Huber
2012-03-14 10:45:36 +01:00
parent 1c47c470b3
commit 941d470db4
1 changed files with 10 additions and 2 deletions
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12
cpukit/libblock/src/flashdisk.c
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@@ -196,6 +196,8 @@ typedef struct rtems_flashdisk
uint8_t* copy_buffer; /**< Copy buf used during compacting */
uint32_t info_level; /**< The info trace level. */
uint32_t starvations; /**< Erased blocks starvations counter. */
} rtems_flashdisk;
/**
@@ -276,9 +278,14 @@ rtems_fdisk_printf (const rtems_flashdisk* fd, const char *format, ...)
}
static bool
rtems_fdisk_is_erased_blocks_starvation (const rtems_flashdisk* fd)
rtems_fdisk_is_erased_blocks_starvation (rtems_flashdisk* fd)
{
return fd->erased_blocks < fd->unavail_blocks;
bool starvation = fd->erased_blocks < fd->unavail_blocks;
if (starvation)
fd->starvations++;
return starvation;
}
/**
@@ -2218,6 +2225,7 @@ rtems_fdisk_print_status (rtems_flashdisk* fd)
rtems_fdisk_printf (fd, "Block count\t%d", fd->block_count);
rtems_fdisk_printf (fd, "Unavail blocks\t%d", fd->unavail_blocks);
rtems_fdisk_printf (fd, "Starvations\t%d", fd->starvations);
count = rtems_fdisk_segment_count_queue (&fd->available);
total = count;
rtems_fdisk_printf (fd, "Available queue\t%ld (%ld)",