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| author |   Ricardo Salveti <ricardo.salveti@linaro.org> | 2016-07-25 13:22:22 -0300 |
|---|---|---|
| committer | Ricardo Salveti <ricardo.salveti@linaro.org> | 2016-07-25 13:26:13 -0300 |
| commit | 5b1ff351aa2d38446487eed6ccd7ace1b654bbe6 (patch) | |
| tree | 383fc0fb3c0906113cdbdc0268a32479ed8fa038 /lib/librte_eal/common/include/rte_tailq.h | |
| parent | fe9e0a156b8ec361b633b4d20d2231113f28fa63 (diff) | |
Imported Upstream version 16.07-rc4
Change-Id: Ic57f6a3726f2dbd1682223648d91310f45705327
Signed-off-by: Ricardo Salveti <ricardo.salveti@linaro.org>
Diffstat (limited to 'lib/librte_eal/common/include/rte_tailq.h')
| -rw-r--r-- | lib/librte_eal/common/include/rte_tailq.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/librte_eal/common/include/rte_tailq.h b/lib/librte_eal/common/include/rte_tailq.h index 4a686e68..cc3c0f1d 100644 --- a/lib/librte_eal/common/include/rte_tailq.h +++ b/lib/librte_eal/common/include/rte_tailq.h @@ -155,6 +155,14 @@ void __attribute__((constructor, used)) tailqinitfn_ ##t(void) \ rte_panic("Cannot initialize tailq: %s\n", t.name); \ } +/* This macro permits both remove and free var within the loop safely.*/ +#ifndef TAILQ_FOREACH_SAFE +#define TAILQ_FOREACH_SAFE(var, head, field, tvar) \ + for ((var) = TAILQ_FIRST((head)); \ + (var) && ((tvar) = TAILQ_NEXT((var), field), 1); \ + (var) = (tvar)) +#endif + #ifdef __cplusplus } #endif |