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| author | Dmitry Torokhov <[email protected]> | 2022-08-02 10:06:12 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <[email protected]> | 2022-08-02 10:06:12 -0700 |
| commit | 8bb5e7f4dcd9b9ef22a3ea25c9066a8a968f12dd (patch) | |
| tree | 0f1383880607a227142f9388a066959926233ff1 /kernel/dma/debug.c | |
| parent | 2a96271fb66c499e4a89d76a89d3d01170c10bef (diff) | |
| parent | 7c744d00990ea999d27f306f6db5ccb61b1304b2 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 5.20 (or 6.0) merge window.
Diffstat (limited to 'kernel/dma/debug.c')
| -rw-r--r-- | kernel/dma/debug.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/dma/debug.c b/kernel/dma/debug.c index 7a14ca29c377..2caafd13f8aa 100644 --- a/kernel/dma/debug.c +++ b/kernel/dma/debug.c @@ -448,7 +448,7 @@ void debug_dma_dump_mappings(struct device *dev) * other hand, consumes a single dma_debug_entry, but inserts 'nents' * entries into the tree. */ -static RADIX_TREE(dma_active_cacheline, GFP_NOWAIT); +static RADIX_TREE(dma_active_cacheline, GFP_ATOMIC); static DEFINE_SPINLOCK(radix_lock); #define ACTIVE_CACHELINE_MAX_OVERLAP ((1 << RADIX_TREE_MAX_TAGS) - 1) #define CACHELINE_PER_PAGE_SHIFT (PAGE_SHIFT - L1_CACHE_SHIFT) @@ -564,7 +564,7 @@ static void add_dma_entry(struct dma_debug_entry *entry, unsigned long attrs) rc = active_cacheline_insert(entry); if (rc == -ENOMEM) { - pr_err("cacheline tracking ENOMEM, dma-debug disabled\n"); + pr_err_once("cacheline tracking ENOMEM, dma-debug disabled\n"); global_disable = true; } else if (rc == -EEXIST && !(attrs & DMA_ATTR_SKIP_CPU_SYNC)) { err_printk(entry->dev, entry, @@ -927,7 +927,7 @@ static __init int dma_debug_cmdline(char *str) global_disable = true; } - return 0; + return 1; } static __init int dma_debug_entries_cmdline(char *str) @@ -936,7 +936,7 @@ static __init int dma_debug_entries_cmdline(char *str) return -EINVAL; if (!get_option(&str, &nr_prealloc_entries)) nr_prealloc_entries = PREALLOC_DMA_DEBUG_ENTRIES; - return 0; + return 1; } __setup("dma_debug=", dma_debug_cmdline); |