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| author | Takashi Iwai <tiwai@suse.de> | 2026-05-28 13:48:04 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2026-05-28 13:48:04 +0200 |
| commit | 2c142b63c8ee982cdfdba49a616027c266294838 (patch) | |
| tree | bd716f665d677cd3acba6e8b3de67c5e127116fa /kernel/dma/debug.c | |
| parent | 14912d497188283f5a0aa5daaa161e52f79c7f34 (diff) | |
| parent | f63ad68e18d774a5d15cd7e405ead63f6b322679 (diff) | |
Merge tag 'asoc-fix-v7.1-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v7.1
This round of fixes is mostly Sirini's Qualcomm cleanups that have been
in review for a while, we also have a couple of small fixes from Cássio.
Diffstat (limited to 'kernel/dma/debug.c')
| -rw-r--r-- | kernel/dma/debug.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/dma/debug.c b/kernel/dma/debug.c index 1a725edbbbf6..3248f8b4d096 100644 --- a/kernel/dma/debug.c +++ b/kernel/dma/debug.c @@ -1251,7 +1251,14 @@ void debug_dma_map_phys(struct device *dev, phys_addr_t phys, size_t size, entry->direction = direction; entry->map_err_type = MAP_ERR_NOT_CHECKED; - if (!(attrs & DMA_ATTR_MMIO)) { + if (attrs & DMA_ATTR_MMIO) { + unsigned long pfn = PHYS_PFN(phys); + + if (pfn_valid(pfn) && !PageReserved(pfn_to_page(pfn))) + err_printk(dev, entry, + "dma_map_resource called for RAM address %pa\n", + &phys); + } else { check_for_stack(dev, phys); if (!PhysHighMem(phys)) |