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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-02-13 07:15:53 +0300 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-23 00:09:53 +0300 |
| commit | 3ea4219d9894130008d723fb9e9c24290d4a42b6 (patch) | |
| tree | 27ed69d416057e774000ef0e9727e7a2be85d41b /fs/bcachefs/util.h | |
| parent | 429dd4270fab3c88a8bfcb5b2b8c6d60ec6a1f2a (diff) | |
| download | linux-3ea4219d9894130008d723fb9e9c24290d4a42b6.tar.xz | |
bcachefs: New backtrace utility code
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/util.h')
| -rw-r--r-- | fs/bcachefs/util.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/bcachefs/util.h b/fs/bcachefs/util.h index 67b0d3de24cc..4188f380f54f 100644 --- a/fs/bcachefs/util.h +++ b/fs/bcachefs/util.h @@ -20,6 +20,8 @@ #include "mean_and_variance.h" +#include "darray.h" + struct closure; #ifdef CONFIG_BCACHEFS_DEBUG @@ -361,7 +363,11 @@ u64 bch2_read_flag_list(char *, const char * const[]); void bch2_prt_u64_binary(struct printbuf *, u64, unsigned); void bch2_print_string_as_lines(const char *prefix, const char *lines); -int bch2_prt_backtrace(struct printbuf *, struct task_struct *); + +typedef DARRAY(unsigned long) bch_stacktrace; +int bch2_save_backtrace(bch_stacktrace *stack, struct task_struct *); +void bch2_prt_backtrace(struct printbuf *, bch_stacktrace *); +int bch2_prt_task_backtrace(struct printbuf *, struct task_struct *); #define NR_QUANTILES 15 #define QUANTILE_IDX(i) inorder_to_eytzinger0(i, NR_QUANTILES) |