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b93b73df54
Memory allocations in the driver & mac80211 are logged and populate those values to the user space via debugfs. This stats will give the snapshot of the memory being used by the driver at the time of dumping these memory stats. Command: cat /sys/kernel/debug/ath11k/ipq8074\ hw2.0/memory_stats Sample output of the stats MEMORY STATS IN BYTES: malloc size : 6287583 ce_ring_alloc size: 109308 dma_alloc size:: 10831860 htc_skb_alloc size: 3840 wmi alloc size: 0 per peer object: 4644 rx_post_buf size: 5091840 Total size: 22329075 User can disable/enable the memory stats accounting with the below command. echo N > /sys/kernel/debug/ath11k/ipq8074\ hw2.0/enable_memory_stats where N = 0 to disable logging, 1 to enable the logging. Note: This should be enabled/disabled only after wifi is down. User shouldn't enable/disable when the wifi is up to avoid accounting the negative values which cause incorrect values in the memory stats. Command: cat /sys/kernel/debug/ieee80211/phyX/memory_stats memory stats: malloc_size: 108 |
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| boot | ||
| devel | ||
| firmware | ||
| kernel | ||
| libs | ||
| network | ||
| system | ||
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| Makefile | ||