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author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-21 17:38:49 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-21 17:38:49 -0800 |
commit | 7c2db36e730ee4facd341679ecb21ee73ba92831 (patch) | |
tree | 75016fba72aaf0581b9263f7fa4c565e6e634f3c /Documentation/printk-formats.txt | |
parent | 8b5628ab83b671f96ac9f174c1bd51c92589fc82 (diff) | |
parent | a47a376f1c025e23e836c0376813c0424de665c2 (diff) | |
download | linux-7c2db36e730ee4facd341679ecb21ee73ba92831.tar.gz linux-7c2db36e730ee4facd341679ecb21ee73ba92831.tar.bz2 linux-7c2db36e730ee4facd341679ecb21ee73ba92831.zip |
Merge branch 'akpm' (incoming from Andrew)
Merge misc patches from Andrew Morton:
- Florian has vanished so I appear to have become fbdev maintainer
again :(
- Joel and Mark are distracted to welcome to the new OCFS2 maintainer
- The backlight queue
- Small core kernel changes
- lib/ updates
- The rtc queue
- Various random bits
* akpm: (164 commits)
rtc: rtc-davinci: use devm_*() functions
rtc: rtc-max8997: use devm_request_threaded_irq()
rtc: rtc-max8907: use devm_request_threaded_irq()
rtc: rtc-da9052: use devm_request_threaded_irq()
rtc: rtc-wm831x: use devm_request_threaded_irq()
rtc: rtc-tps80031: use devm_request_threaded_irq()
rtc: rtc-lp8788: use devm_request_threaded_irq()
rtc: rtc-coh901331: use devm_clk_get()
rtc: rtc-vt8500: use devm_*() functions
rtc: rtc-tps6586x: use devm_request_threaded_irq()
rtc: rtc-imxdi: use devm_clk_get()
rtc: rtc-cmos: use dev_warn()/dev_dbg() instead of printk()/pr_debug()
rtc: rtc-pcf8583: use dev_warn() instead of printk()
rtc: rtc-sun4v: use pr_warn() instead of printk()
rtc: rtc-vr41xx: use dev_info() instead of printk()
rtc: rtc-rs5c313: use pr_err() instead of printk()
rtc: rtc-at91rm9200: use dev_dbg()/dev_err() instead of printk()/pr_debug()
rtc: rtc-rs5c372: use dev_dbg()/dev_warn() instead of printk()/pr_debug()
rtc: rtc-ds2404: use dev_err() instead of printk()
rtc: rtc-efi: use dev_err()/dev_warn()/pr_err() instead of printk()
...
Diffstat (limited to 'Documentation/printk-formats.txt')
-rw-r--r-- | Documentation/printk-formats.txt | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt index 8ffb274367c7..e8a6aa473bab 100644 --- a/Documentation/printk-formats.txt +++ b/Documentation/printk-formats.txt @@ -53,6 +53,14 @@ Struct Resources: For printing struct resources. The 'R' and 'r' specifiers result in a printed resource with ('R') or without ('r') a decoded flags member. +Physical addresses: + + %pa 0x01234567 or 0x0123456789abcdef + + For printing a phys_addr_t type (and its derivatives, such as + resource_size_t) which can vary based on build options, regardless of + the width of the CPU data path. Passed by reference. + Raw buffer as a hex string: %*ph 00 01 02 ... 3f %*phC 00:01:02: ... :3f @@ -150,9 +158,9 @@ s64 SHOULD be printed with %lld/%llx, (long long): printk("%lld", (long long)s64_var); If <type> is dependent on a config option for its size (e.g., sector_t, -blkcnt_t, phys_addr_t, resource_size_t) or is architecture-dependent -for its size (e.g., tcflag_t), use a format specifier of its largest -possible type and explicitly cast to it. Example: +blkcnt_t) or is architecture-dependent for its size (e.g., tcflag_t), use a +format specifier of its largest possible type and explicitly cast to it. +Example: printk("test: sector number/total blocks: %llu/%llu\n", (unsigned long long)sector, (unsigned long long)blockcount); |