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[5.186.113.204]) by smtp.gmail.com with ESMTPSA id 9sm1034852ejg.49.2019.06.17.15.20.46 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 17 Jun 2019 15:20:46 -0700 (PDT) From: Rasmus Villemoes To: Ingo Molnar , Andrew Morton Cc: Jason Baron , Nathan Chancellor , Nick Desaulniers , linux-kernel@vger.kernel.org, Rasmus Villemoes Subject: [PATCH v6 4/8] dynamic_debug: introduce accessors for string members of struct _ddebug Date: Tue, 18 Jun 2019 00:20:30 +0200 Message-Id: <20190617222034.10799-5-linux@rasmusvillemoes.dk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190617222034.10799-1-linux@rasmusvillemoes.dk> References: <20190617222034.10799-1-linux@rasmusvillemoes.dk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When we introduce compact versions of these pointers (a la CONFIG_GENERIC_BUG_RELATIVE_POINTERS), all access to these members must go via appropriate accessors. This just mass-converts dynamic_debug.c to use the new accessors. Acked-by: Jason Baron Signed-off-by: Rasmus Villemoes --- lib/dynamic_debug.c | 51 ++++++++++++++++++++++++++++++--------------- 1 file changed, 34 insertions(+), 17 deletions(-) diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index 8a16c2d498e9..3599c4c0361a 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -39,6 +39,23 @@ #include +static inline const char *dd_modname(const struct _ddebug *dd) +{ + return dd->modname; +} +static inline const char *dd_function(const struct _ddebug *dd) +{ + return dd->function; +} +static inline const char *dd_filename(const struct _ddebug *dd) +{ + return dd->filename; +} +static inline const char *dd_format(const struct _ddebug *dd) +{ + return dd->format; +} + extern struct _ddebug __start___verbose[]; extern struct _ddebug __stop___verbose[]; @@ -160,21 +177,21 @@ static int ddebug_change(const struct ddebug_query *query, /* match against the source filename */ if (query->filename && - !match_wildcard(query->filename, dp->filename) && + !match_wildcard(query->filename, dd_filename(dp)) && !match_wildcard(query->filename, - kbasename(dp->filename)) && + kbasename(dd_filename(dp))) && !match_wildcard(query->filename, - trim_prefix(dp->filename))) + trim_prefix(dd_filename(dp)))) continue; /* match against the function */ if (query->function && - !match_wildcard(query->function, dp->function)) + !match_wildcard(query->function, dd_function(dp))) continue; /* match against the format */ if (query->format && - !strstr(dp->format, query->format)) + !strstr(dd_format(dp), query->format)) continue; /* match against the line number range */ @@ -199,8 +216,8 @@ static int ddebug_change(const struct ddebug_query *query, #endif dp->flags = newflags; vpr_info("changed %s:%d [%s]%s =%s\n", - trim_prefix(dp->filename), dp->lineno, - dt->mod_name, dp->function, + trim_prefix(dd_filename(dp)), dp->lineno, + dt->mod_name, dd_function(dp), ddebug_describe_flags(dp, flagbuf, sizeof(flagbuf))); } @@ -535,10 +552,10 @@ static char *dynamic_emit_prefix(const struct _ddebug *desc, char *buf) pos_after_tid = pos; if (desc->flags & _DPRINTK_FLAGS_INCL_MODNAME) pos += snprintf(buf + pos, remaining(pos), "%s:", - desc->modname); + dd_modname(desc)); if (desc->flags & _DPRINTK_FLAGS_INCL_FUNCNAME) pos += snprintf(buf + pos, remaining(pos), "%s:", - desc->function); + dd_function(desc)); if (desc->flags & _DPRINTK_FLAGS_INCL_LINENO) pos += snprintf(buf + pos, remaining(pos), "%d:", desc->lineno); @@ -827,10 +844,10 @@ static int ddebug_proc_show(struct seq_file *m, void *p) } seq_printf(m, "%s:%u [%s]%s =%s \"", - trim_prefix(dp->filename), dp->lineno, - iter->table->mod_name, dp->function, + trim_prefix(dd_filename(dp)), dp->lineno, + iter->table->mod_name, dd_function(dp), ddebug_describe_flags(dp, flagsbuf, sizeof(flagsbuf))); - seq_escape(m, dp->format, "\t\r\n\""); + seq_escape(m, dd_format(dp), "\t\r\n\""); seq_puts(m, "\"\n"); return 0; @@ -1024,20 +1041,20 @@ static int __init dynamic_debug_init(void) return 1; } iter = __start___verbose; - modname = iter->modname; + modname = dd_modname(iter); iter_start = iter; for (; iter < __stop___verbose; iter++) { entries++; - verbose_bytes += strlen(iter->modname) + strlen(iter->function) - + strlen(iter->filename) + strlen(iter->format); + verbose_bytes += strlen(dd_modname(iter)) + strlen(dd_function(iter)) + + strlen(dd_filename(iter)) + strlen(dd_format(iter)); - if (strcmp(modname, iter->modname)) { + if (strcmp(modname, dd_modname(iter))) { modct++; ret = ddebug_add_module(iter_start, n, modname); if (ret) goto out_err; n = 0; - modname = iter->modname; + modname = dd_modname(iter); iter_start = iter; } n++; -- 2.20.1