From: Gerrit Renker Date: Mon, 20 Nov 2006 20:26:03 +0000 (-0200) Subject: [DCCP]: enable debug messages also for static builds X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=84116716cc9404356f775443b460f76766f08f65;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [DCCP]: enable debug messages also for static builds This patch * makes debugging (when configured) work both for static / module build * provides generic debugging macros for use in other DCCP / CCID modules * adds missing information about debug parameters to Kconfig * performs some code tidy-up Signed-off-by: Gerrit Renker Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/net/dccp/Kconfig b/net/dccp/Kconfig index 2fc5e55d2a8d..b8a68dd41000 100644 --- a/net/dccp/Kconfig +++ b/net/dccp/Kconfig @@ -38,6 +38,9 @@ config IP_DCCP_DEBUG ---help--- Only use this if you're hacking DCCP. + When compiling DCCP as a module, this debugging output can be toggled + by setting the parameter dccp_debug of the `dccp' module to 0 or 1. + Just say N. config NET_DCCPPROBE diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c index bd20a2c55e25..d34badcd012e 100644 --- a/net/dccp/ackvec.c +++ b/net/dccp/ackvec.c @@ -318,21 +318,18 @@ out_duplicate: #ifdef CONFIG_IP_DCCP_DEBUG void dccp_ackvector_print(const u64 ackno, const unsigned char *vector, int len) { - if (!dccp_debug) - return; - - printk("ACK vector len=%d, ackno=%llu |", len, - (unsigned long long)ackno); + dccp_pr_debug_cat("ACK vector len=%d, ackno=%llu |", len, + (unsigned long long)ackno); while (len--) { const u8 state = (*vector & DCCP_ACKVEC_STATE_MASK) >> 6; const u8 rl = *vector & DCCP_ACKVEC_LEN_MASK; - printk("%d,%d|", state, rl); + dccp_pr_debug_cat("%d,%d|", state, rl); ++vector; } - printk("\n"); + dccp_pr_debug_cat("\n"); } void dccp_ackvec_print(const struct dccp_ackvec *av) diff --git a/net/dccp/ccids/Kconfig b/net/dccp/ccids/Kconfig index 8533dabfb9f8..ba826d99ed03 100644 --- a/net/dccp/ccids/Kconfig +++ b/net/dccp/ccids/Kconfig @@ -28,13 +28,20 @@ config IP_DCCP_CCID2 This text was extracted from RFC 4340 (sec. 10.1), http://www.ietf.org/rfc/rfc4340.txt + To compile this CCID as a module, choose M here: the module will be + called dccp_ccid2. + If in doubt, say M. config IP_DCCP_CCID2_DEBUG - bool "CCID2 debug" + bool "CCID2 debugging messages" depends on IP_DCCP_CCID2 ---help--- - Enable CCID2 debug messages. + Enable CCID2-specific debugging messages. + + When compiling CCID2 as a module, this debugging output can + additionally be toggled by setting the ccid2_debug module + parameter to 0 or 1. If in doubt, say N. @@ -62,6 +69,9 @@ config IP_DCCP_CCID3 This text was extracted from RFC 4340 (sec. 10.2), http://www.ietf.org/rfc/rfc4340.txt + To compile this CCID as a module, choose M here: the module will be + called dccp_ccid3. + If in doubt, say M. config IP_DCCP_TFRC_LIB diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c index 6533cb2f27bb..0fb0d66544a2 100644 --- a/net/dccp/ccids/ccid2.c +++ b/net/dccp/ccids/ccid2.c @@ -33,18 +33,11 @@ #include "../dccp.h" #include "ccid2.h" -static int ccid2_debug; #ifdef CONFIG_IP_DCCP_CCID2_DEBUG -#define ccid2_pr_debug(format, a...) \ - do { if (ccid2_debug) \ - printk(KERN_DEBUG "%s: " format, __FUNCTION__, ##a); \ - } while (0) -#else -#define ccid2_pr_debug(format, a...) -#endif +static int ccid2_debug; +#define ccid2_pr_debug(format, a...) DCCP_PR_DEBUG(ccid2_debug, format, ##a) -#ifdef CONFIG_IP_DCCP_CCID2_DEBUG static void ccid2_hc_tx_check_sanity(const struct ccid2_hc_tx_sock *hctx) { int len = 0; @@ -86,7 +79,8 @@ static void ccid2_hc_tx_check_sanity(const struct ccid2_hc_tx_sock *hctx) BUG_ON(len != hctx->ccid2hctx_seqbufc * CCID2_SEQBUF_LEN); } #else -#define ccid2_hc_tx_check_sanity(hctx) do {} while (0) +#define ccid2_pr_debug(format, a...) +#define ccid2_hc_tx_check_sanity(hctx) #endif static int ccid2_hc_tx_alloc_seq(struct ccid2_hc_tx_sock *hctx, int num, @@ -841,8 +835,10 @@ static struct ccid_operations ccid2 = { .ccid_hc_rx_packet_recv = ccid2_hc_rx_packet_recv, }; +#ifdef CONFIG_IP_DCCP_CCID2_DEBUG module_param(ccid2_debug, int, 0444); MODULE_PARM_DESC(ccid2_debug, "Enable debug messages"); +#endif static __init int ccid2_module_init(void) { diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h index ecb4e7bd1a84..33d86f53138b 100644 --- a/net/dccp/dccp.h +++ b/net/dccp/dccp.h @@ -26,15 +26,20 @@ __stringify((cond))); \ } while (0) +#ifdef MODULE +#define DCCP_PRINTK(enable, fmt, args...) do { if (enable) \ + printk(fmt, ##args); \ + } while(0) +#else +#define DCCP_PRINTK(enable, fmt, args...) printk(fmt, ##args) +#endif +#define DCCP_PR_DEBUG(enable, fmt, a...) DCCP_PRINTK(enable, KERN_DEBUG \ + "%s: " fmt, __FUNCTION__, ##a) + #ifdef CONFIG_IP_DCCP_DEBUG extern int dccp_debug; - -#define dccp_pr_debug(format, a...) \ - do { if (dccp_debug) \ - printk(KERN_DEBUG "%s: " format, __FUNCTION__ , ##a); \ - } while (0) -#define dccp_pr_debug_cat(format, a...) do { if (dccp_debug) \ - printk(format, ##a); } while (0) +#define dccp_pr_debug(format, a...) DCCP_PR_DEBUG(dccp_debug, format, ##a) +#define dccp_pr_debug_cat(format, a...) DCCP_PRINTK(dccp_debug, format, ##a) #else #define dccp_pr_debug(format, a...) #define dccp_pr_debug_cat(format, a...)