Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
On Tue, May 19, 2015 at 1:27 AM, Andrew Morton wrote: > On Mon, 18 May 2015 21:42:06 +0300 Leon Romanovsky wrote: > >> kenter/kleave/kdebug are wrapper macros to print functions flow and debug >> information. This set was written before pr_devel() was introduced, so >> it was controlled by "#if 0" construction. >> >> This patch refactors the current macros to use general pr_devel() >> functions which won't be compiled in if "#define DEBUG" is not declared >> prior to that macros. > > I doubt if anyone has used these in a decade and only a tenth of the > mm/nommu.c code is actually wired up to use the macros. A couple of days before, the question "how to handle such code" [1] was raised by me. Later, Joe Perches suggested to add into consideration the "delete option" [2]. > I'd suggest just removing it all. If someone later has a need, they > can add their own pr_devel() calls. My patch followed the preference of initial author (David Howells [3] and [4]). Please advise how should I proceed with it. [1] [RFC] Refactor kenter/kleave/kdebug macros - https://lkml.org/lkml/2015/5/16/279 [2] https://lkml.org/lkml/2015/5/16/280 [3] https://lkml.org/lkml/2015/5/18/199 [4] https://lkml.org/lkml/2015/5/18/457 Thanks. -- Leon Romanovsky | Independent Linux Consultant www.leon.nu | l...@leon.nu -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
On Mon, 18 May 2015 21:42:06 +0300 Leon Romanovsky wrote: > kenter/kleave/kdebug are wrapper macros to print functions flow and debug > information. This set was written before pr_devel() was introduced, so > it was controlled by "#if 0" construction. > > This patch refactors the current macros to use general pr_devel() > functions which won't be compiled in if "#define DEBUG" is not declared > prior to that macros. I doubt if anyone has used these in a decade and only a tenth of the mm/nommu.c code is actually wired up to use the macros. I'd suggest just removing it all. If someone later has a need, they can add their own pr_devel() calls. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
Sorry for this multiple resend, my mail client hid from me part of subject line :( On Mon, May 18, 2015 at 9:42 PM, Leon Romanovsky wrote: > kenter/kleave/kdebug are wrapper macros to print functions flow and debug > information. This set was written before pr_devel() was introduced, so > it was controlled by "#if 0" construction. > > This patch refactors the current macros to use general pr_devel() > functions which won't be compiled in if "#define DEBUG" is not declared > prior to that macros. > > Signed-off-by: Leon Romanovsky > --- > mm/nommu.c | 18 ++ > 1 file changed, 6 insertions(+), 12 deletions(-) > > diff --git a/mm/nommu.c b/mm/nommu.c > index e544508..7e5986b6 100644 > --- a/mm/nommu.c > +++ b/mm/nommu.c > @@ -42,21 +42,15 @@ > #include > #include "internal.h" > > -#if 0 > -#define kenter(FMT, ...) \ > - printk(KERN_DEBUG "==> %s("FMT")\n", __func__, ##__VA_ARGS__) > -#define kleave(FMT, ...) \ > - printk(KERN_DEBUG "<== %s()"FMT"\n", __func__, ##__VA_ARGS__) > -#define kdebug(FMT, ...) \ > - printk(KERN_DEBUG "xxx" FMT"yyy\n", ##__VA_ARGS__) > -#else > +/* > + * Relies on "#define DEBUG" construction to print them > + */ > #define kenter(FMT, ...) \ > - no_printk(KERN_DEBUG "==> %s("FMT")\n", __func__, ##__VA_ARGS__) > + pr_devel("==> %s("FMT")\n", __func__, ##__VA_ARGS__) > #define kleave(FMT, ...) \ > - no_printk(KERN_DEBUG "<== %s()"FMT"\n", __func__, ##__VA_ARGS__) > + pr_devel("<== %s()"FMT"\n", __func__, ##__VA_ARGS__) > #define kdebug(FMT, ...) \ > - no_printk(KERN_DEBUG FMT"\n", ##__VA_ARGS__) > -#endif > + pr_devel("xxx" FMT"yyy\n", ##__VA_ARGS__) > > void *high_memory; > EXPORT_SYMBOL(high_memory); > -- > 1.7.9.5 > -- Leon Romanovsky | Independent Linux Consultant www.leon.nu | l...@leon.nu -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by "#if 0" construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if "#define DEBUG" is not declared prior to that macros. Signed-off-by: Leon Romanovsky --- mm/nommu.c | 18 ++ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/mm/nommu.c b/mm/nommu.c index e544508..7e5986b6 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -42,21 +42,15 @@ #include #include "internal.h" -#if 0 -#define kenter(FMT, ...) \ - printk(KERN_DEBUG "==> %s("FMT")\n", __func__, ##__VA_ARGS__) -#define kleave(FMT, ...) \ - printk(KERN_DEBUG "<== %s()"FMT"\n", __func__, ##__VA_ARGS__) -#define kdebug(FMT, ...) \ - printk(KERN_DEBUG "xxx" FMT"yyy\n", ##__VA_ARGS__) -#else +/* + * Relies on "#define DEBUG" construction to print them + */ #define kenter(FMT, ...) \ - no_printk(KERN_DEBUG "==> %s("FMT")\n", __func__, ##__VA_ARGS__) + pr_devel("==> %s("FMT")\n", __func__, ##__VA_ARGS__) #define kleave(FMT, ...) \ - no_printk(KERN_DEBUG "<== %s()"FMT"\n", __func__, ##__VA_ARGS__) + pr_devel("<== %s()"FMT"\n", __func__, ##__VA_ARGS__) #define kdebug(FMT, ...) \ - no_printk(KERN_DEBUG FMT"\n", ##__VA_ARGS__) -#endif + pr_devel("xxx" FMT"yyy\n", ##__VA_ARGS__) void *high_memory; EXPORT_SYMBOL(high_memory); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by "#if 0" construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if "#define DEBUG" is not declared prior to that macros. Signed-off-by: Leon Romanovsky --- mm/nommu.c | 18 ++ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/mm/nommu.c b/mm/nommu.c index e544508..7e5986b6 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -42,21 +42,15 @@ #include #include "internal.h" -#if 0 -#define kenter(FMT, ...) \ - printk(KERN_DEBUG "==> %s("FMT")\n", __func__, ##__VA_ARGS__) -#define kleave(FMT, ...) \ - printk(KERN_DEBUG "<== %s()"FMT"\n", __func__, ##__VA_ARGS__) -#define kdebug(FMT, ...) \ - printk(KERN_DEBUG "xxx" FMT"yyy\n", ##__VA_ARGS__) -#else +/* + * Relies on "#define DEBUG" construction to print them + */ #define kenter(FMT, ...) \ - no_printk(KERN_DEBUG "==> %s("FMT")\n", __func__, ##__VA_ARGS__) + pr_devel("==> %s("FMT")\n", __func__, ##__VA_ARGS__) #define kleave(FMT, ...) \ - no_printk(KERN_DEBUG "<== %s()"FMT"\n", __func__, ##__VA_ARGS__) + pr_devel("<== %s()"FMT"\n", __func__, ##__VA_ARGS__) #define kdebug(FMT, ...) \ - no_printk(KERN_DEBUG FMT"\n", ##__VA_ARGS__) -#endif + pr_devel("xxx" FMT"yyy\n", ##__VA_ARGS__) void *high_memory; EXPORT_SYMBOL(high_memory); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by #if 0 construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if #define DEBUG is not declared prior to that macros. Signed-off-by: Leon Romanovsky l...@leon.nu --- mm/nommu.c | 18 ++ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/mm/nommu.c b/mm/nommu.c index e544508..7e5986b6 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -42,21 +42,15 @@ #include asm/mmu_context.h #include internal.h -#if 0 -#define kenter(FMT, ...) \ - printk(KERN_DEBUG == %s(FMT)\n, __func__, ##__VA_ARGS__) -#define kleave(FMT, ...) \ - printk(KERN_DEBUG == %s()FMT\n, __func__, ##__VA_ARGS__) -#define kdebug(FMT, ...) \ - printk(KERN_DEBUG xxx FMTyyy\n, ##__VA_ARGS__) -#else +/* + * Relies on #define DEBUG construction to print them + */ #define kenter(FMT, ...) \ - no_printk(KERN_DEBUG == %s(FMT)\n, __func__, ##__VA_ARGS__) + pr_devel(== %s(FMT)\n, __func__, ##__VA_ARGS__) #define kleave(FMT, ...) \ - no_printk(KERN_DEBUG == %s()FMT\n, __func__, ##__VA_ARGS__) + pr_devel(== %s()FMT\n, __func__, ##__VA_ARGS__) #define kdebug(FMT, ...) \ - no_printk(KERN_DEBUG FMT\n, ##__VA_ARGS__) -#endif + pr_devel(xxx FMTyyy\n, ##__VA_ARGS__) void *high_memory; EXPORT_SYMBOL(high_memory); -- 1.7.9.5 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
Sorry for this multiple resend, my mail client hid from me part of subject line :( On Mon, May 18, 2015 at 9:42 PM, Leon Romanovsky l...@leon.nu wrote: kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by #if 0 construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if #define DEBUG is not declared prior to that macros. Signed-off-by: Leon Romanovsky l...@leon.nu --- mm/nommu.c | 18 ++ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/mm/nommu.c b/mm/nommu.c index e544508..7e5986b6 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -42,21 +42,15 @@ #include asm/mmu_context.h #include internal.h -#if 0 -#define kenter(FMT, ...) \ - printk(KERN_DEBUG == %s(FMT)\n, __func__, ##__VA_ARGS__) -#define kleave(FMT, ...) \ - printk(KERN_DEBUG == %s()FMT\n, __func__, ##__VA_ARGS__) -#define kdebug(FMT, ...) \ - printk(KERN_DEBUG xxx FMTyyy\n, ##__VA_ARGS__) -#else +/* + * Relies on #define DEBUG construction to print them + */ #define kenter(FMT, ...) \ - no_printk(KERN_DEBUG == %s(FMT)\n, __func__, ##__VA_ARGS__) + pr_devel(== %s(FMT)\n, __func__, ##__VA_ARGS__) #define kleave(FMT, ...) \ - no_printk(KERN_DEBUG == %s()FMT\n, __func__, ##__VA_ARGS__) + pr_devel(== %s()FMT\n, __func__, ##__VA_ARGS__) #define kdebug(FMT, ...) \ - no_printk(KERN_DEBUG FMT\n, ##__VA_ARGS__) -#endif + pr_devel(xxx FMTyyy\n, ##__VA_ARGS__) void *high_memory; EXPORT_SYMBOL(high_memory); -- 1.7.9.5 -- Leon Romanovsky | Independent Linux Consultant www.leon.nu | l...@leon.nu -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by #if 0 construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if #define DEBUG is not declared prior to that macros. Signed-off-by: Leon Romanovsky l...@leon.nu --- mm/nommu.c | 18 ++ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/mm/nommu.c b/mm/nommu.c index e544508..7e5986b6 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -42,21 +42,15 @@ #include asm/mmu_context.h #include internal.h -#if 0 -#define kenter(FMT, ...) \ - printk(KERN_DEBUG == %s(FMT)\n, __func__, ##__VA_ARGS__) -#define kleave(FMT, ...) \ - printk(KERN_DEBUG == %s()FMT\n, __func__, ##__VA_ARGS__) -#define kdebug(FMT, ...) \ - printk(KERN_DEBUG xxx FMTyyy\n, ##__VA_ARGS__) -#else +/* + * Relies on #define DEBUG construction to print them + */ #define kenter(FMT, ...) \ - no_printk(KERN_DEBUG == %s(FMT)\n, __func__, ##__VA_ARGS__) + pr_devel(== %s(FMT)\n, __func__, ##__VA_ARGS__) #define kleave(FMT, ...) \ - no_printk(KERN_DEBUG == %s()FMT\n, __func__, ##__VA_ARGS__) + pr_devel(== %s()FMT\n, __func__, ##__VA_ARGS__) #define kdebug(FMT, ...) \ - no_printk(KERN_DEBUG FMT\n, ##__VA_ARGS__) -#endif + pr_devel(xxx FMTyyy\n, ##__VA_ARGS__) void *high_memory; EXPORT_SYMBOL(high_memory); -- 1.7.9.5 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
On Mon, 18 May 2015 21:42:06 +0300 Leon Romanovsky l...@leon.nu wrote: kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by #if 0 construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if #define DEBUG is not declared prior to that macros. I doubt if anyone has used these in a decade and only a tenth of the mm/nommu.c code is actually wired up to use the macros. I'd suggest just removing it all. If someone later has a need, they can add their own pr_devel() calls. -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()
On Tue, May 19, 2015 at 1:27 AM, Andrew Morton a...@linux-foundation.org wrote: On Mon, 18 May 2015 21:42:06 +0300 Leon Romanovsky l...@leon.nu wrote: kenter/kleave/kdebug are wrapper macros to print functions flow and debug information. This set was written before pr_devel() was introduced, so it was controlled by #if 0 construction. This patch refactors the current macros to use general pr_devel() functions which won't be compiled in if #define DEBUG is not declared prior to that macros. I doubt if anyone has used these in a decade and only a tenth of the mm/nommu.c code is actually wired up to use the macros. A couple of days before, the question how to handle such code [1] was raised by me. Later, Joe Perches suggested to add into consideration the delete option [2]. I'd suggest just removing it all. If someone later has a need, they can add their own pr_devel() calls. My patch followed the preference of initial author (David Howells [3] and [4]). Please advise how should I proceed with it. [1] [RFC] Refactor kenter/kleave/kdebug macros - https://lkml.org/lkml/2015/5/16/279 [2] https://lkml.org/lkml/2015/5/16/280 [3] https://lkml.org/lkml/2015/5/18/199 [4] https://lkml.org/lkml/2015/5/18/457 Thanks. -- Leon Romanovsky | Independent Linux Consultant www.leon.nu | l...@leon.nu -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/